How do you guarantee product quality?

Products are manufactured in certified workshops, inspected piece-by-piece per national standards, and pre-production samples are provided.

What standards do your pipes comply with?

Our pipes comply with GB/T 3091-2008, ASTM A53/A53M-20, ASTM A123/A123M-17, EN102191:2006, EN10240:1998, and IS1239-2004.

4" 6" Galvanized Steel Pipe 37mm Galvanized Round Steel Pipe

Name: 4" 6" Galvanized Steel Pipe 37mm Galvanized Round Steel Pipe
Brand: Tianjin Hongxin International Trade Co., Ltd.
SKU: 2024012812

Tianjin, ChinaTianjin Hongxin International Trade Co., Ltd.

US$580.00-650.00

10 Tons

Sample price:US$0.00/piece.Request sample

Product profile

After-sales Service

Quality Guarantee

Warranty

180 Days

Type

Welded

Model NO.

GSP

Technique

ERW

Material

Carbon Steel

Surface Treatment

Galvanized

Usage

Pipeline Transport, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Construction & Decoration, Special Purpose

Section Shape

Round

OEM

Yes

Small Order

Agree

Payment Terms

T/T,LC

Customizable Size

Receive

Transport Package

Customnized

Specification

variety of size

Trademark

Factory own brand

Origin

Hebei, China

HS Code

7306309000

Production Capacity

2000000ton/Year

Key features

Customizable Size: Outer diameter 6-325mm, wall thickness 0.25-15mm, length 0.1-12m or customized.

Wide Material Grades: Available in Q195, Q235, Q345, ASTM A36, A572 Grade 50, and A500 Grade A.

Multiple Galvanizing Options: Zinc coated (30-120g/m2) or hot dipped galvanized (200-500g/m2) for corrosion resistance.

Versatile Processing: Supports reducing, bending, punching, threading, welding, cutting, and marking.

Strict Quality Control: ISO9001:2000 certified, piece-by-piece inspection, and pre-production samples.

Fast Delivery for Stock: Stock items can be transported to the loading port within 7 working days.

180-Day Warranty: Comprehensive 180-day warranty coverage for product quality assurance.

Flexible Payment Terms: Accepts T/T and L/C with 30% deposit and 70% before delivery.

Company profile

Tianjin Hongxin International Trade Co., Ltd.

Tianjin, China

Business Type: Manufacturer/FactoryExport Year: 2020-05-15Nearest Port: tianjin portAverage Response Time: ≤4.37hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryTianjin Hongxin International Trade Co., Ltd. is identified as a Chinese limited company with trade and manufacturing-related descriptions, focused on steel pipes, galvanized products, and related steel items. The available information indicates substantial production resources, including 15 ERW pipe lines, 6 precision pipe lines, more than 10 production lines overall, over 200 employees, and stated galvanized steel pipe productivity of 500,000 tons. ISO 9001 certification, quality-control personnel, R&D engineers, export activity, and sales to more than 30 countries provide positive evidence of operational capability. However, the materials do not establish after-sales procedures, specific customization services, verified financial strength, or detailed customer project references. The records also describe the company both as a manufacturer/factory and as a trading company, so its exact operating model should be clarified.

Supplier typeThe supplier is listed as a Manufacturer/Factory and is described as integrating production, processing, and trade, with a factory location in Bazhou/Langfang and a Tianjin trade center. Another record classifies it as a trading company, indicating a mixed manufacturing-and-trading profile rather than a purely single-type entity.

CertificationsThe supplier explicitly reports holding ISO 9001 certification. This supports the existence of a formal quality-management certification, although no certificate scope, issuing body, or validity period is provided.

R&D capabilityThe supplier reports 50 years of total R&D engineer experience and a product system covering galvanized, precision, black, bright, round, square, and special pipes. These details indicate some technical and product-development resources, but there is no direct evidence of patented technology, new-product development results, or advanced research facilities.

Production capacityProduction capability is strongly supported by 15 ERW steel pipe lines, 6 precision pipe lines, more than 10 total production lines, more than 200 employees, and stated galvanized steel pipe productivity of 500,000 tons. Reported fulfillment times are one month off-season and two to three months during peak season, indicating defined but seasonally extended lead times.

Client casesThe supplier states that its products have been sold in more than 30 countries, naming Canada, Singapore, and Turkey, and identifies export markets across multiple regions. The available trade record contains one associated buyer and one transaction, so international market reach is indicated but detailed, independently verifiable customer cases are limited.