DIN 912 مسامير غطاء رأس المقبس الشركة المصنعة للطلب بالجملة
XZ Fastener manufactures DIN 912 socket head cap screws for bulk orders, distributor replenishment, OEM assembly, machinery repair, and project supply. These internal hex drive screws can be supplied in alloy steel, carbon steel, stainless steel 304, and stainless steel 316, with strength grades and finishes selected according to the working environment. For bulk procurement, buyers can send size lists, carton limits, label rules, pallet plans, and inspection requirements before production. Related منتجات السحابة such as nuts, washers, threaded rods, and hex bolts can also be quoted together for consolidated purchasing.
Bulk order support includes mixed sizes, finish selection, packing design, carton labels, pallet loading, and inspection reports according to order requirement.
المواصفات السريعة
What Buyers Should Know Before Sourcing DIN 912 Socket Head Cap Screws Bulk Orders
Confirm Dimensions and Use Conditions
DIN 912 socket head cap screws are selected when a cylindrical head, internal hex drive, and strong clamping force are required in a compact assembly. Before placing a bulk order, confirm diameter, length, pitch, grade, finish, and whether full thread or partial thread is required for each size.
For head style comparison, the برغي رأس أسطواني بسداسي داخلي product category helps buyers separate socket cap screws from button head, countersunk, and socket flange styles.
Plan Bulk Production Clearly
Bulk orders need more than a size list. Buyers should also define acceptable carton weight, small-box quantity, label format, shipment marks, pallet dimensions, and inspection expectations. These details affect production sorting, packing labor, shipping safety, and warehouse receiving.
For importers and distributors planning repeated shipments, the guide on تخطيط إنتاج السحابة السائبة provides useful points for order preparation.
أوصاف الشراء الشائعة
DIN 912 socket head cap screws may be ordered as a single item, mixed-size bulk order, or combined fastener shipment. Common purchasing descriptions include:
- DIN 912 / ISO 4762 socket head cap screws, alloy steel 12.9, black oxide finish, metric coarse thread.
- DIN 912 socket head cap screws, stainless steel 304 or 316, plain or passivated finish, bulk carton packing.
- Metric Allen head cap screws, M3 to M20 mixed sizes, small boxes with carton labels available upon request.
- DIN 933 full thread hex bolts and DIN 912 socket head cap screws supplied together for machinery maintenance stock.
- Grade 8.8 carbon steel hex bolts, metric hex head bolts, and socket head cap screws for industrial distributor orders.
- Zinc plated DIN 933 bolts, black oxide DIN 933 bolts, and hot dip galvanized DIN 933 bolts quoted with matching nuts and washers.
جدول المواصفات التفصيلية
| البند المواصفات | الخيارات المتاحة | ملاحظات الطلب بالجملة |
|---|---|---|
| نوع المنتج | DIN 912 براغي غطاء رأس المقبس، ISO 4762 براغي غطاء الرأس، Allen براغي غطاء الرأس | Use the drawing or standard reference when head height, socket depth, and thread length are critical. |
| نطاق الحجم | Common metric sizes include M3, M4, M5, M6, M8, M10, M12, M16, M20; other sizes can be discussed | Send size list with quantity per size to avoid incorrect bulk allocation. |
| نوع الموضوع | متري قلاوظ خشن. متري قلاوظ ناعم متاح عند الطلب | Thread pitch should be clearly stated for replacement parts and OEM assembly. |
| مادة | فولاذ سبائكي, فولاذ كربوني, فولاذ مقاوم للصدأ 304, فولاذ مقاوم للصدأ 316 | Material should match strength, corrosion environment, and buyer cost target. |
| فئة القوة | 8.8, 10.9, 12.9, A2-70, A4-70, A4-80 | Grade 12.9 is common for high-strength alloy steel socket screws used in tooling and machinery. |
| الانتهاء من السطح | أكسيد أسود، مطلي بالزنك، الزنك الأصفر، مطلي بالنيكل، الفوسفات، Dacromet، Geomet، الفولاذ العادي، التخميل | Coating thickness and appearance should be confirmed before bulk production if assembly fit is sensitive. |
| التعبئة والتغليف | Bulk carton, inner box, plastic bag, small box, customer label, pallet packing | Carton weight limit, label language, barcode, and pallet loading plan should be provided in advance. |
| التفتيش | Dimension check, thread gauge check, socket size check, surface inspection, hardness test for heat-treated steel | يمكن توفير تقرير التفتيش وصور التعبئة وفقًا لمتطلبات الطلب. |
شرح المواد والصف
فولاذ سبائكي مسامير غطاء رأس المقبس are commonly selected for grades 10.9 and 12.9 when the assembly requires high tensile strength, compact head design, and reliable wrench engagement. These screws are often used in molds, machine tools, fixtures, and heavy-duty equipment.
Carbon steel socket head cap screws may be suitable for general mechanical assemblies where stainless corrosion resistance is not required. Grade and finish should be matched with tightening method, load condition, and service environment.
Stainless steel 304 and 316 socket head cap screws are used when corrosion resistance is a priority. Stainless 304 is common for general industrial use, while stainless 316 is selected for humid, outdoor, marine-related, or chemical environments.
When buyers compare socket cap screws with hex bolts, the article on الاختلافات بين مسمار سداسي وبرغي رأس أسطواني بسداسي داخلي can help confirm the correct head type before issuing a bulk purchase order.
دليل اختيار تشطيب السطح
أكسيد أسود
Often used for alloy steel DIN 912 screws in indoor machinery, tooling, and fixtures. Oiling may be needed for storage and handling protection.
مطلي بالزنك
Suitable for general industrial stock where a bright appearance and moderate corrosion protection are required.
مطلي بالنيكل
Selected for appearance, specific assembly requirements, or buyer preference. Samples can be reviewed before bulk order confirmation.
الفوسفات
Often requested where controlled friction, oil retention, or darker surface appearance is needed for mechanical assemblies.
Dacromet وGeomet
These coatings can be considered for higher corrosion resistance requirements, especially when traditional electroplating is not preferred.
Selection Support
Buyers can compare zinc, HDG, Dacromet, PTFE, and other options in the دليل طلاء السحابة before finalizing finish requirements.
التصنيع ومراقبة الجودة
DIN 912 socket head cap screws are typically produced through wire preparation, cold heading, socket forming, thread rolling, heat treatment when required, surface finishing, sorting, and packing. For alloy steel grades 10.9 and 12.9, heat treatment control is important for strength and hardness consistency.
Quality control may include head diameter, head height, socket size, total length, thread length, pitch, thread fit, hardness, finish appearance, and packaging quantity checks. For thread verification, buyers may refer to thread inspection methods for fastener quality control.
For bulk orders, XZ Fastener can arrange inspection photos, packing photos, carton label review, and shipment document support according to order requirement.
التطبيقات
الإنتاج الصناعي
- Machine tools, CNC fixtures, automation frames, and assembly equipment.
- Mold and die fastening where high clamping force and compact head design are needed.
- Motorcycle repair, machinery maintenance, equipment rebuilding, and spare part kits.
- Electrical enclosures, brackets, guide rails, tooling plates, and mechanical housings.
Bulk Purchasing Programs
- Distributor stock orders covering common M3 to M20 sizes and multiple lengths.
- OEM production lots with repeated specifications and controlled packing format.
- Mixed container orders with socket screws, hex bolts, nuts, washers, and threaded rods.
- Private label cartons, small boxes, and barcode labels available upon request.
كيفية الحصول على عرض أسعار أسرع
Send a clear size list with diameter, length, thread pitch, material, grade, finish, quantity per size, and packaging rules. If your order includes many sizes, include carton weight limits, inner box quantity, label format, pallet requirement, inspection requirement, and destination details.
Bulk packing can affect unit cost, sorting time, carton damage risk, and warehouse receiving efficiency. The guide on كيف تؤثر التعبئة والتغليف على تكلفة التثبيت والتعامل مع المستودعات can help buyers choose between bulk cartons, small boxes, bag packing, and palletized shipment.
الأسئلة الشائعة
Can XZ Fastener manufacture DIN 912 socket head cap screws for bulk orders?
Yes. DIN 912 / ISO 4762 socket head cap screws can be manufactured for bulk orders, distributor stock, OEM assembly, and project supply. Buyers should provide size, material, grade, finish, packaging, and quantity per size.
What information is needed before quoting a bulk order?
Please send the size list, thread pitch, material, strength grade, surface finish, quantity, packaging method, carton or pallet requirements, inspection requirements, and destination information. Drawings or samples are helpful when non-standard details are involved.
Which grades are common for DIN 912 socket head cap screws?
Common options include alloy steel 8.8, 10.9, and 12.9, plus stainless steel A2-70, A4-70, and A4-80. Grade 12.9 is often selected for high-strength machinery and tooling applications.
Can bulk orders include mixed sizes and custom labels?
Yes. Mixed-size bulk orders, small boxes, plastic bags, carton labels, barcode labels, and pallet marks can be arranged according to order requirement. Buyers should confirm label content before production packing begins.
What finishes can be supplied for DIN 912 socket head cap screws?
Finish options may include black oxide, zinc plated, yellow zinc, nickel plated, phosphate, Dacromet, Geomet, plain stainless, and passivated stainless. The suitable finish depends on material, application environment, appearance requirement, and thread fit.
Can matching nuts, washers, and other fasteners be ordered together?
Yes. Matching nuts, flat washers, spring washers, DIN 933 hex bolts, threaded rods, and other related fasteners can be quoted together for consolidated purchasing and easier shipment planning.
Prepare Your Bulk DIN 912 Socket Head Cap Screw Inquiry
Send your size list, finish, quantity, packaging method, carton or pallet plan, and inspection requirements. XZ Fastener can review bulk orders for DIN 912 socket head cap screws, matching washers, nuts, and related fasteners according to your purchasing plan.
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