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Tianjin Yuantai Derun Pipe Manufacturing Group Co., Ltd., established in March 2002, is the biggest manufacturer specializing in  ERW square&rectangular tube/pipe, hollow section structure pipe, galvanized pipe and spiral welding pipe in China. Annual output reaches 5 million tons.Yuantai Derun has 59 production lines of black ERW pipe, 10 production lines of galvanized pipe and 3 production lines of spiral welding pipe. Square pipe from 20*20*1mm to 500*500*40mm, rectangular pipe from 20*30*1.2mm to 400*600*40mm,  welded pipe from 2”—60” can be manufactured. Yuantai Derun can manufacture square rectangular pipes as per the standards of ASTM A500, JIS G3466, EN10219, DIN2240, BS1387, AS1163.

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January 1993

Key team members of Yuantai Derun group began technical job in Tianjin Daqiuzhuang tube factory.

June 2002

Tianjin Yuantai Industry & Trade Co., Ltd. was founded, specialize in square, rectangular hollow steel pipe, hot galvanized welded (hot dip galvanized) square tube, the registered capital is USD 10 million.

May 2004

One of Yuantai subsidiaries Tangshan Lituo Steel Tube Co., Ltd. was established, specialize in square rectangular straight welded hollow steel pipe, registered capital is USD 10 million.

April 2005

Yuantai Steel Square Pipe Co. Ltd. was established, specialize in square welding hollow steel tube and galvanized tube, the registered is USD 2 million.

March 2010

Tianjin Yuantai Runxiang commercial trade company was established, specialize in strip steel trade, galvanized pipe agent, etc., the registered capital is USD 2 million.

March 2010

Tianjin Yuantai Derun pipe manufacturing group Co. Ltd. was formally established, marking that the production of high-frequency welded black, galvanized square pipe, spiral welded pipe, pipe logistics and pipe trade as one of the large-scale joint enterprise Yuantai Derun group was formally established, the group registered capital is USD 20 million.

March 2010

Tianjin Yuantai Derun Investment Co., Ltd. was formally established, specialize in steel pipe industry chain,lower industry mergers and acquisitions and industrial real estate development, the registered capital is USD 2 million.

August 2013

Tianjin Derun Runfeng pipe manufacturing Co. Ltd was established, specialize in hot galvanized (hot galvanizing) processing business, the registered capital is USD 8 million.

March 2015

Tianjin Yuantai Yuanda anti-corrosion insulation pipe Co., Ltd. was established, specialize in spiral welded pipe production and sales, the registered capital is USD 2 million.

August 2015

Tangshan Yuantai Derun Pipe Co., Ltd. was established, specialize in steel strip, steel pipe trade, registered capital is USD 1 million.

March 2016

Tianjin Yuantai Derun International Trade Co., Ltd was established,mainly engaged in international import and export business for Yuantai Group, registered capital is USD 2 million.

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BOBINA LAMINADA GALVANIZADA EN CALIENTE-otros productos-Tianjin yuantai Derun Tubo de Acero manufacturing group co., Ltd-
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BOBINA LAMINADA GALVANIZADA EN CALIENTE
BOBINA LAMINADA GALVANIZADA EN CALIENTE
BOBINA LAMINADA GALVANIZADA EN CALIENTE
BOBINA LAMINADA GALVANIZADA EN CALIENTE
BOBINA LAMINADA GALVANIZADA EN CALIENTE

Ancho: 30-1500 mm

Grosor: 0,12-4,0 mm

Longitud: según el requisito de cliente


Detalles de producto

Ancho

30-1500 mm

Espesor

0,12-4,0 mm

Tolerancia

Espesor y ancho: +/- 0,02 mm

Recubrimiento de zinc

30-275g/m2

Peso del paquete

2 -6 toneladas por bobina

Superficie

Pasivación, Licor graso, Laca stop-off

Dureza

HRB50-71 (grado CQ), HRB45-55 (grado DQ)

Resistencia a la tracción

270-500 (grado CQ), 270-420 (grado DQ)

Límite elástico

140-300 (grado DQ)

Porcentaje de elongación

22 (grosor de grado CQ menos 0,7 mm), 24 (grosor de grado DQ menos 0,7 mm)

Recubrimiento de lentejuelas

Lentejuela grande, lentejuela pequeña, sin lentejuela

Tratamiento de superficies

Pasivación (C), Lubricación (O), Sellado de laca (L), Fosfatado (P), Sin tratar (U)

Estructura superficial

Recubrimiento de lentejuela normal (NS), recubrimiento de lentejuela minimizado (MS), sin lentejuela (FS)

Estándar

EN 10142, EN 10147, EN 10292, JIS G3302, ASTM A653/A653M, BQB 420

Calificación

Q195,Q235,Q235B,Q345,Q345B,SGCH,JIS G3302, ASTM A653,S280GD+Z, S350GD+Z,SGCC, DX51D/ DX52D, SGCC,DX51D+Z/ DX52D+Z

embalaje

Edificación, Techos de chapa ondulada, eléctrica, Electrodomésticos, Industria del automóvil,

Transporte Embalaje, Procesamiento de maquinaria, Decoración de interiores, Médico

Solicitud

Interior: Papel antioxidante, Plástico.

Exterior: tablero de protección interior y exterior de acero, tablero de protección de hierro circular para ambos lados, tablero de protección de hierro exterior, 3 flejes radiales y 3 flejes de latitud.

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