What surface treatments are offered?

Surface options include Black, Bright, Rough Turned, Grinding, etc.

What standards do your pipes comply with?

Standards include GB, AISI, ASTM, DIN, EN, SUS, UNS, etc.

What is the average lead time?

Peak Season Lead Time is 1-3 months, and Off Season Lead Time is one month.

Grade 304 Stainless Steel Welded Square Tube Pipe

Name: Grade 304 Stainless Steel Welded Square Tube Pipe
Brand: CANGZHOU BEWIN PIPELINE CO., LTD.
SKU: 1899469122

Hebei, ChinaCANGZHOU BEWIN PIPELINE CO., LTD.

US$700.00-2,000.00

10 Tons

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Thickness

0.4-65mm

Model NO.

BWSP04

Certificate

ISO9001

Special Pipe

Pipe

Od

5-500mm or Customized

Technique

Hot Rolled, Cold Rolled, Cold Drawn, Forged

Surface

Black, Bright, Rough Turned, Grinding, etc

Temperature Classification

High Temperature Piping

MPa Classfication

High Pressure Piping

Standard

ASTM, GB, DIN

Medium

Fluids with Solid Particle

Cross-Section Shape

Round

Connection Type

Seamless

Transport Package

Bevelling + Painting + End Caps, Pack Into Bundles

Specification

10 - 920 mm

Trademark

BEWIN

Origin

China

HS Code

3917400000

Production Capacity

100, 000, 000

Key features

Wide Customization Range: OD 5-500mm and wall thickness 0.4-45mm can be customized to meet specific requirements.

Extensive Material Selection: Available in various grades including Alloy 20/28/31, Hastelloy, Inconel, Monel, and Nickel.

Advanced Processing Techniques: Manufactured using Hot Rolled, Cold Rolled, Cold Drawn, and Forged techniques for durability.

High Chemical Resistance: Excellent resistance to wear, cracks, acids, and alkalis for harsh industrial environments.

Competitive Pricing: Offers high-quality parts at competitive prices with fast delivery for industry products.

ISO9001 Certified Quality: Manufacturing process adheres to ISO9001 standards ensuring consistent product quality.

Versatile Application: Suitable for high temperature, high pressure piping, and fluids with solid particles.

Experienced Manufacturer: Established in 2008 with over 14 years of production experience in seamless pipes.

Company profile

CANGZHOU BEWIN PIPELINE CO., LTD.

Hebei, China

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2004-03-07Nearest Port: XINGANG, TIANJINAverage Response Time: ≤10.74hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryCangzhou Bewin Pipeline Co., Ltd. is identified as a China-based private supplier with manufacturer/factory and group-corporation attributes, although another record describes it as a trading company. Its portfolio covers stainless-steel fittings, valves, pipes, flanges, wire products, and related equipment. Evidence indicates ISO 9000, ISO 9001, and QC 080000 certifications, three production lines, 6–10 R&D engineers, 6–10 quality-control staff, and testing and casting capabilities. The supplier has exported since 2004, reports broad international export markets, and accepts LC and T/T payment terms. It states a one-month off-peak lead time and a two-to-three-month peak-season lead time. Custom process capability is supported by stated R&D expertise, while after-sales service and customer case evidence are not provided. Financial strength cannot be fully assessed from the available non-financial information.

CertificationsThe supplier reports ISO 9000, ISO 9001, and QC 080000 management-system certifications. These are explicit certification claims and support a positive assessment of formal quality and related management controls.

R&D capabilityThe supplier reports strong technical R&D capability for special process requirements, including deep and complex cavities and accurate positioning, supported by 6–10 R&D engineers. Its testing resources include spectrograph, metallurgical microscope, hardness tester, universal testing machine, and three-dimensional equipment, providing explicit evidence of technical development and testing capability.

Production capacityThe supplier reports three production lines, casting capabilities covering mold design through casting, machining, and surface treatment, and product coverage across carbon, alloy, and stainless-steel pipes, fittings, and flanges. It also reports 6–10 quality-control staff and a broad standards range including API, ASTM, ISO, JIS, DIN, GB/T, ASME, and MSS, supporting a positive production-capability assessment.

Customization capabilityThe supplier explicitly states that its R&D capability can meet special process demands such as deep and complex cavities and accurate positioning. Its reported mold-design, machining, surface-treatment, and multi-standard product capabilities further support customization potential, although no specific customized project examples are provided.