Company Advantages1. ChangZeng steel tube suppliers has passed the necessary tests. They include operation safety testing, electromagnetic compatibility testing, vibration testing, reliability testing, and fatigue testing.
2. The product has good refractoriness under load capacity which is directly determined by the effective porosity and the volume density.
3. Every piece of our steel pipes is strictly made according to steel tube suppliers system to assure its perfect quality.
4. Shanghai ChangZeng Metal Co., Ltd. provides high-qualified steel pipes products, competitive price and excellent service to all our customers.
Company Features1. With years of development, Shanghai ChangZeng Metal Co., Ltd. has become a qualified manufacturer in China, specializing in research, design, fabrication as well as sales of steel tube suppliers .
2. We have a loyal and strong customers base who have been maintaining business relationships with us for years. This is because we spend many efforts in developing innovative and suitable products for them and always offer our best services.
3. ChangZeng has been resolving to be an influential company among steel pipes market. Ask online! With core competencies in steel tubing , Shanghai ChangZeng Metal Co., Ltd. will never let you down. Ask online! ChangZeng aims to supply the excellent service for customers. Ask online! Shanghai ChangZeng Metal Co., Ltd. aims to be an highly advanced steel pipes manufacturer. Ask online!
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Material | ST52 / ST35 / St42 / ST45 X42 / X46 / X52 / X60 / 65 / X70 |
| API SPEC 5L
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ISO 3183 |
ASTM A 53M / ASTM A 106M |
Surface | Black paint / Varnish / Oil / Galvanized |
Pipe Length | Fixed length,random length or as required |
Pipe End | Plain ends, Beveled ends |
Application | Fluid pipe / Oil pipe / Gas pipe / Structure pipe / Boiler tubes |
Remark | Special design available according to requirement |
1) No cracks and internal defects.
2) Straightness.
3) Without burrs or drops.
4) Smooth surface, no scratches.
5) No welding seam, high strength, strong bearing ability.