Which materials are available for B8 and B8M grades?

B8 grade is made of AISI 304 stainless steel, and B8M grade is made of AISI 316 stainless steel.

Are these bolts suitable for low-temperature environments?

Yes, A320 Grade B8 and B8M types are designed for low-temperature applications.

ASTM A193 B8 Class 2 Bolts / ASTM A193 B8 B8m Class 1 Class 2 Full Threaded Rod

Name: ASTM A193 B8 Class 2 Bolts / ASTM A193 B8 B8m Class 1 Class 2 Full Threaded Rod
Brand: Laiwu Xincheng Metal Co., Ltd.
SKU: 779369982

Shandong, ChinaLaiwu Xincheng Metal Co., Ltd.

US$2,500.00-4,500.00

1 Ton

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Type

Stainless Steel Threaded Rod

Model NO.

ASTM A193 B8 B8M CLASS 1 CLASS 2

Connection

Common Bolt

Head Style

Round

Standard

DIN, GB, JIS, A193 & A320

Grade

B8 Cl1 B8m Cl1 2

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Polishing

Commodity

Stainless Steel Threaded Rods

Surface

Plain

MOQ

5PCS Per Size

Supply Type

Threaded Rods / Stud Bolts

Transport Package

Woven Cloth+Pallet

Specification

1/2" To 3-3/4"

Origin

China

Production Capacity

3000tons/Month

Key features

High Pressure Resistance: Suitable for high temperature and high pressure applications in petroleum and chemical industries.

Low Temperature Capability: A320 B8/B8M grades designed for low temperature service environments.

Strain Hardened Options: Class 2 fasteners are carbide solution treated and strain hardened for enhanced strength.

Corrosion Resistant Materials: Available in AISI 304 (B8) and AISI 316 (B8M) stainless steel grades.

Low MOQ Requirement: Minimum order quantity is only 5 pieces per size for flexible purchasing.

Fast Delivery Service: Delivery time ranges from 7 to 30 days based on actual order requirements.

Wide Application Scope: Ideal for pressure vessels, valves, flanges, and fittings in process industries.

Multiple Payment Terms: Supports TT, LC, D/P, PayPal, Western Union, and Money Gram payments.

Company profile

Laiwu Xincheng Metal Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2018-11-27Nearest Port: Qingdao,China, Shanghai,ChinaAverage Response Time: >24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, FCA, EXW

AI-Powered supplier vetting

SummaryLaiwu Xincheng Metal Co., Ltd. is a China-based limited company in Shandong, identified as both a trading company and manufacturer/factory. It produces and exports steel products including round bars, square bars, slotted angle bars, cold-drawn bars, heat-treated bars, and threaded rods. The supplier reports multiple management-system certifications and operates more than 10 production lines, with stated output for several product categories. Its export activity is substantial by share of sales, began in 2018, and covers multiple global regions. Evidence also indicates a small R&D and quality-control workforce, a stated market-oriented innovation approach, and several buyer-linked trade records. However, the provided information does not sufficiently establish after-sales service processes, financial credibility, or proven customization performance.

Supplier typeThe supplier is explicitly identified as both a Trading Company and Manufacturer/Factory. Its business description states that it integrates research, design, development, manufacturing, and sales, indicating a combined manufacturing and trading model.

CertificationsThe supplier lists QHSE, OHSAS/OHSMS 18001, ISO 9000, ISO 14001, ISO 9001, and ASME certifications. These stated certifications provide explicit evidence of formal quality, environmental, occupational-safety, and sector-related management credentials.

Production capacityThe supplier reports operating more than 10 production lines and provides stated output for slotted angle bars, Q&T steel round bars, cold-drawn steel bars, and threaded rods. These explicit production-line and output records support meaningful manufacturing capacity.

Client casesThe supplier reports exports to more than 30 countries and regions, and trade records link it with buyers including METALLIED and FIT TIGHT FASTENERS LIMITED for alloy, cold-drawn, and hot-rolled steel bars. These records provide evidence of international customer activity, although the number of documented transactions is limited in the slices.

Product Q&A

Q:What is the difference between Class 1 and Class 2 fasteners?

Class 1 fasteners are carbide solution treated, while Class 2 fasteners are carbide solution treated and strain hardened.

Q:What are the main applications for these bolts?

They are suitable for high-temperature, high-pressure applications in process industries, such as petroleum and chemicals, including pressure vessels, valves, flanges, and fittings.

Q:What is the minimum order quantity (MOQ)?

The MOQ is 5 pieces per size.

Q:What are the delivery timeframes?

Delivery time is 7-30 days based on the actual order.

Q:What payment terms are accepted?

We accept TT, LC, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.