China Ss 316 Socket Head Bolts Fastener Bolts Grade 8.8 High-Strength Bolts

Product Description:

Material Grade: Stainless Steel 316
Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade;
Sizes: M5,M8,M20,M24, M27,M30,M36,M42,M45;
Specification: M48 x 180, M48 x 210, M48 x 330, M48 x 370, M48 x 390,M48 x 600, M48 x 700, M48 x 900, M48 x 1080;
Bolt-head Shape: oval head, square head,ellipse head,socket head bolts;
Service Life Guarantee: 12 months under normal working condition.
Special Features:
1. The high strength bolts have been widely used in large ball mills up to dia.12-meter mills.
2. The high strength screws can be reliably used in small,middle and large cement mills,coal mils and mine mills.
3. The high strength bolts have been properly heat-treated to achieve better mechanical properties.

4. The standard bolt units include one rubber ring,concave washer,spring washer and nut.

Component

(%)

C

Si

Mn

Cr

S

P

Ni

Mo

316

≤0.08

≤1.00

≤2.00

16.0-18.5

≤0.030

≤0.035

10.0-14.0

2.00-3.00

Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5~10 days if the goods are in stock.Or it is 45 days if the goods are not in stock, it is according to quantity.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shipment
irrevocable LC at sight.