Factory Price DIN 931 OEM SS304 Hex Stainless Steel Fasteners Metric Thread Hexagon Head Bolt

• Customization: Available
• Material: Stainless Steel
• Type: Hexagon Head
• Model NO.: DIN 931
• Connection: Common Bolt
• Head Style: Hexagonal
• Standard: DIN, GB, JIS, GOST, ISO
• Grade: A2-70, A4-80
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Polishing
• Quality: 100% Tested
• Price: Factory Price
• Delivery: 15-30 Days
• Surface: Plain, Zinc Plated (Blue, White, Black, Yellow)
• Package: Standard Package or Customer's Packing
• Box: Customer's Brand Box/Plain Box
• MOQ: Can Be Negotiated
• Shipment: by Sea / Truck / Plane / Express
• Exterior Finish: Passivation
• Sample: Available
• Customized: Available
• Service: One-Stop Service
• Online Sales: 24 Hours Online
• OEM/ODM: Available
• Head: Hexagonal
• Transport Package: Bulk Packaging, Small Box(Glue Box, Color Box)
• Specification: M4-M160
• Trademark: Mianxuan, Customized
• Origin: Ningbo Zhejiang
• HS Code: 7315189001
• Production Capacity: 100tons/Month
• Package Size: 5.00cm * 5.00cm * 5.00cm
• Package Gross Weight: 0.500kg

Product Description

Factory Price DIN 931 OEM SS304 Hex Stainless Steel Fasteners Metric Thread Hexagon Head Bolt

Product Description

Product Name	Stainless Steel Hex Head Shoulder Bolt
Product Type	Hex Head Shoulder Bolt / Shoulder Screw
Standard	Custom Specification / Customer Drawing
Size Range	M4–M24; Standard and Custom Dimensions Available
Material	Stainless Steel 304 / Stainless Steel 316
Property Class	A2-70 / A4-70 / A4-80 Available
Thread Type	Metric Coarse Thread / Fine Thread
Shoulder Type	Precision Machined Shoulder Section
Surface Finish	Stainless Steel Natural Finish; Passivation Available
Customization	Shoulder Diameter, Shoulder Length, Thread Size, Head Dimensions, Material, Surface Finish, Marking and Packaging
Packaging	Bulk Packing, Box, Carton, Pallet or Customized Export Packaging
OEM / ODM	Available according to Drawings, Samples or Technical Requirements

Thread Size d			M16	M20	M24	M30	(M33)	M36	(M39)
P	Thread Pitch		2	2.5	3	3.5	3.5	4	4
b	Ref.	L≤125	38	46	54	66	72	78	84
		125 L≤200	44	52	60	72	78	84	90
		L 200	57	65	73	85	91	97	103
c	min		0.2	0.2	0.2	0.2	0.2	0.2	0.3
	max		0.8	0.8	0.8	0.8	0.8	0.8	1
da	max		17.7	22.4	26.4	33.4	36.4	39.4	42.4
ds	max=nominal size		16	20	24	30	33	36	39
	min	Grade A	15.73	19.67	23.67	-	-	-	-
		Grade B	15.57	19.48	23.48	29.48	32.38	35.38	38.38
dw	min	Grade A	22.5	28.2	33.6	-	-	-	-
		Grade B	22	27.7	33.2	42.7	46.6	51.1	55.9
e	min	Grade A	26.75	33.53	39.98	-	-	-	-
		Grade B	26.17	32.95	39.55	50.85	55.37	60.79	66.44
k	Nominal Size		10	12.5	15	18.7	21	22.5	25
	Grade A	min	9.82	12.28	14.78	-	-	-	-
		max	10.18	12.72	15.22	-	-	-	-
	Grade B	min	9.71	12.15	14.65	18.28	20.58	22.08	24.58
		max	10.29	12.85	15.35	19.12	21.42	22.92	25.42
k1	min		6.8	8.5	10.3	12.8	14.4	15.5	17.2
r	min		0.6	0.8	0.8	1	1	1	1
s	max=nominal size		24	30	36	46	50	55	60
	min	Grade A	23.67	29.67	35.38	-	-	-	-
		Grade B	23.16	29.16	35	45	49	53.8	58.8

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Company Profile

FAQ

Q1: Are you a fastener manufacturer or trading company?

A1: We are a professional fastener supplier with manufacturing and sourcing capabilities, providing bolts, nuts, washers, screws, threaded rods and custom fasteners for global B2B buyers.

Q2: Can you supply standard and non-standard fasteners?

A2: Yes. We can supply standard fasteners according to DIN, ISO, ANSI, ASTM and other standards, and also support non-standard fasteners based on drawings or samples.

Q3: What materials can you provide for fasteners?

A3: We can provide carbon steel, stainless steel, alloy steel, brass and other materials according to the application, strength requirement and customer specifications.

Q4: Do you support OEM or customized fastener production?

A4: Yes. We support OEM fastener production, including custom size, thread, material, surface finish, marking, packaging and drawing-based manufacturing.

Q5: How do you control fastener quality before shipment?

A5: We inspect dimensions, threads, surface finish, hardness and appearance before shipment. Inspection reports and related documents can be provided according to order requirements.

Q6: What information should I provide for a fast quotation?

A6: Please provide product name, standard or drawing, size, material, grade, surface finish, quantity, packaging requirement and application. This helps us offer an accurate quotation quickly.