| 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. proudly illuminates the global steel manufacturing landscape with unmatched excellence and innovation. Standing as a beacon of precision and commitment, we are a professional manufacturer who excels in the entire spectrum of steel production. Our expertise embraces galvanized steel coils, pre-painted galvanized steel coils, steel pipes, plates, and a broad selection of stainless steel products including sheets, pipes, profiles, bars, and coils. Our strategic presence is enhanced by four branch offices across China, with our headquarters in Tianjin at the heart of our operations. Leveraging years of invaluable industry expertise, we have forged robust strategic alliances with renowned stainless steel titans like TISCO, BAOSTEEL, and POSCO (ZPSS), anchoring us at the summit of premium-grade steel supply. With an impressive inventory exceeding 2,000 tons and more than 800 distinct specifications, our premium, high-quality products are celebrated not only across China but also in esteemed international markets, reaching destinations such as Saudi Arabia, Yemen, the UAE, Syria, Kuwait, Lithuania, Azerbaijan, Russia, Indonesia, Vietnam, Egypt, Malaysia, the Philippines, Bolivia, and Colombia. Our unwavering commitment to excellence is a promise we uphold with dedication and resolve.
With an unwavering dedication to rigorous quality control and unparalleled customer service, our seasoned professionals stand ready to meet your needs and ensure complete satisfaction. We are ardently committed to expanding our global footprint and are eager to establish potential long-term partnerships. Envisioning a collaborative future with us is just the beginning; we invite you to reach out for prospective opportunities. We warmly welcome you to visit our state-of-the-art production facilities at your convenience, offering a unique insight into our cutting-edge operations.
1. Our company boasts its own manufacturing facilities located in Shandong, Hebei, and Zhejiang, China. Each facility covers an expansive area of approximately 70,000 square meters and is equipped with advanced processing equipment, including large shearing machines, circular shearing machines, straightening machines, annealing furnaces, as well as punching and shearing production lines.
2. With an annual inventory exceeding 10,000 tons, we are well-positioned to meet the demands of market customers. Our extensive sales network spans the globe, having exported to over 100 countries, including Brazil, Peru, Cameroon, Senegal, Ghana, Botswana, Samoa, Russia, Thailand, India, and more.
3. Our product quality is rigorously certified by ISO9001, SGS, JIS, BV, and more. Every product is accompanied by a product inspection report to support customer inspection, assuring excellence and reliability.
4. We maintain a robust inventory, enabling immediate shipment of orders. Our 24/7 online service, coupled with a professional sales and after-sales team, is always ready to resolve any challenges you may encounter.
5. Our stringent quality control system allows for customization according to your specifications. Offering competitive pricing alongside superior quality, we invite you to send us an inquiry now to unlock more 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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