| Customization: | Available |
|---|---|
| Type: | Welded |
| Technique: | ERW |
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| Shape | Square pipe | Rectangular pipe | |
| Outer diameter | 10*10-1000*1000mm | 5*10-600*800mm | |
| Wall thickness | 0.5-50mm | 0.5-50mm | |
| Part of sizes commonly used |
10*10*0.5mm 50*50*16mm 50*50-100*100*(1.0mm~20mm) 100*100-300*300*(1.0mm~50mm) 300*300-600*600*(2.0mm~50mm) 100*100*12mm 135*135*(10mm~12mm) 170*170*(1.5mm~20mm) 180*180*(1.5mm~20mm) 220*220*(2.0mm~25mm) 280*280*(2.0mm~25mm) 320*320*(2.0mm~30mm) 380*380*(4.0mm~36mm) 430*430*(6mm~40mm) 500*500*(8mm~50mm) 520*520*(8mm~50mm) 550*500*(8mm~50mm) 450*450*(6mm~50mm) 600*600*(6mm~50mm) |
10*5*0.5mm 80*200*12mm 160*120*(2mm~20mm) 180*140*(2mm~25mm) 250*150*(2mm~20mm) 300*200*(4mm~25mm) 350*150*(2mm~25mm) 300*100*(2mm~20mm) 350*250*(4mm~30mm) 350*300*(4mm~30mm) 305*102*(3.0mm~25mm) 304*254*(3.0mm~25mm) 360*310*(3.0mm~25mm) 360*240*(3.0mm~25mm) 350*100*(3.0mm~14mm) 310*210*(3.0mm~25mm) 300*200*(4mm~30mm) 400*150*(4mm~30mm) 400*200*(6mm~30mm) 400*250*(4mm~50mm) 450*250*(4mm~50mm) 500*200*(6mm~50mm) 450*350*(6mm~50mm) 500*300*(6mm~50mm) 600*800*(6mm~50mm) |
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| Length | 4m-14m or as customers' requirements | ||
| Standard | BS1387-85,GB/T3091-08,DIN2440,JIS-G3444,EN10255,ASTM A53, | ||
| Surface | galvanized | ||
| Zinc coating | Pre galvanized steel pipe: 60-150g/m2; Hot dipped galvanized steel pipe: 200-400g/m2 |
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| End finish | Plain | ||
| Material | Q195 Q215 Q235 Q345 St37 St52 St37-2 10# 20# 16Mn | ||
| Usage | Scaffolding pipe, Structure pipe, Fence/Door pipe, Furniture, | ||
| Lowpressure fluid pipe for water oil or gas, Boiler pipe. | |||
| Place of origin | Shandong,China | ||
| Productivity | 50000Mts/Year | ||
| Inspection | With hydraulic testing, eddy current and infrared test, or any third party inspction | ||
| Packing | In bundles, packed in woven bag; in loose; or request. | ||
| Delivery time | Within 20 days after the prepayment | ||
| Payment Terms | 1) Payment term : T/T ;L/C;D/P 2) Trade Terms : FOB / CFR /CIF | ||
| 3) Minimum quantity of order : 25 MT | |||
| Others | 1:Special design available according to requirement | ||
| 2:Pipe can be necked dowm, punching hole on pipe wall. | |||
| 3:Pipe fittings, elbows are available. | |||
| 4.All production process are under the ISO9001:2000 strictly | |||
Chemical Composition
| Grade | Chemical Composition | Mechanical Properties | ||||||
| C | Mn | Si | S | P | Yield | Tensile | Eelongation | |
| Strength Mpa | Strenth Mpa | % | ||||||
| Q195 | 0.06-0.12 | 0.25-0.50 | ≤0.30 | ≤0.045 | ≤0.05 | ≥195 | 315-430 | ≥33 |
| Q215 | 0.09-0.15 | 0.25-0.55 | ≤0.30 | ≤0.05 | ≤0.045 | ≥217 | 335-450 | ≥27 |
| Q235 | 0.12-0.20 | 0.30-0.67 | ≤0.30 | ≤0.045 | ≤0.04 | ≥235 | 375-500 | ≥26 |
| Q345 | ≤0.20 | 1.00-1.60 | ≤0.55 | ≤0.04 | ≤0.04 | ≥345 | 470-630 | ≥22 |
Tianjin Kaishuo Weiye Steel Co., Ltd. stands as a beacon of distinction in the global steel manufacturing sector, showcasing an unrivaled commitment to excellence and groundbreaking innovation. As a leading force in the industry, our proficiency spans the entire realm of steel production. We specialize in the fabrication of galvanized steel coils, pre-painted galvanized steel coils, and a diverse range of steel pipes, plates, and stainless steel products, including sheets, pipes, profiles, bars, and coils. Our expansive influence is magnified through four strategically located branch offices across China, with our headquarters in the vibrant heart of Tianjin, driving our operations. With an impressive legacy of industry expertise, we have established solid strategic partnerships with renowned stainless steel titans such as TISCO, BAOSTEEL, and POSCO (ZPSS), securing our status as a leading supplier of top-tier steel. Our extensive inventory surpasses 2,000 tons, presenting over 800 varied specifications. Our superior, high-grade products have garnered acclaim not only throughout China but also in international markets, reaching prestigious locales like Saudi Arabia, Yemen, the UAE, Syria, Kuwait, Lithuania, Azerbaijan, Russia, Indonesia, Vietnam, Egypt, Malaysia, the Philippines, Bolivia, and Colombia. Our steadfast dedication to the relentless pursuit of excellence remains unwavering and resolute.
Driven by an uncompromising commitment to strict quality control and unmatched customer service, our team of seasoned professionals is ever-prepared to cater to your needs, ensuring complete satisfaction. We are fervently devoted to expanding our international presence and eagerly anticipate the opportunity to forge long-lasting partnerships. Should you envision collaborating with us, we cordially extend an invitation to connect for potential opportunities. We warmly welcome your visit to our state-of-the-art production facilities at your convenience, offering you an exclusive insight into our cutting-edge operations.
1. Our robust manufacturing facilities, nestled in Shandong, Hebei, and Zhejiang, China, span approximately 70,000 square meters each. These facilities boast advanced processing equipment, including large shearing machines, circular shearing machines, straightening machines, annealing furnaces, and comprehensive punching and shearing production lines.
2. With an annual inventory exceeding 10,000 tons, we confidently promise to meet market demands. Our expansive sales network extends globally, with exports reaching over 100 countries including Brazil, Peru, Cameroon, Senegal, Ghana, Botswana, Samoa, Russia, Thailand, India, and beyond.
3. Our product quality has earned certification from ISO9001, SGS, JIS, BV, and more, with thorough product inspection reports available for customer verification.
4. Our abundant inventory allows for immediate order fulfillment, with 7*24-hour online service and a professional sales and after-sales team ready to address your needs efficiently.
5. We uphold a rigorous quality control system, providing customization to your precise specifications. Our offerings are not only cost-effective but also of exceptional quality. Contact us now to receive exclusive discounts.
1. who are we?
We are based in TianJin, China, start from 2021,sell to Africa(20.00%),Mid East(15.00%),South America(10.00%),Eastern Europe(5.00%),Southeast Asia(5.00%),Oceania(5.00%),Southeast Asia(10.00%),Central America(5.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Cold Rolled Steel Coil,Steel Pipe,Galvanized Steel Coil,Stainless Steel Plate/Sheet,Seamless Steel Tube
4. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,Portuguese,French,Russian
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