Jiangsu Profile
Product List
511. Affordable Black Carbon Steel Welded Square Pipe for Construction 
[Sep 09, 2026]
[Sep 09, 2026] Product Description Product Advantages Stable Production Quality Produced by advanced ERW welding technology, our welded steel pipes have stable dimensional accuracy and reliable mechanical performance. Wide Application ...
512. Efficient Pipe Making with Round to Square Tube Mill Technology [Jul 23, 2026]
[Jul 23, 2026] Product Description Round to Square ERW Tube Mill without change rolls (Support customization) Model Round Pipe Square & Rectangular Pipe OD/mm Thickness/mm Size/mm Thinckness/mm ZQF127 ø40-ø127 1.0-6.0 30x30-100x100 ...
513. Innovative Pipe Making with Round to Square Tube Mill Technology [Jul 23, 2026]
[Jul 23, 2026] Product Description Round to Square ERW Tube Mill without change rolls (Support customization) Model Round Pipe Square & Rectangular Pipe OD/mm Thickness/mm Size/mm Thinckness/mm ZQF127 ø40-ø127 1.0-6.0 30x30-100x100 ...
514. High Frequency Welding Pipe Making with Round to Square Tube Mill [Jul 23, 2026]
[Jul 23, 2026] Product Description Round to Square ERW Tube Mill without change rolls (Support customization) Model Round Pipe Square & Rectangular Pipe OD/mm Thickness/mm Size/mm Thinckness/mm ZQF127 ø40-ø127 1.0-6.0 30x30-100x100 ...
515. Stable Production of Steel Pipes with Round to Square Tube Mill [Jul 23, 2026]
[Jul 23, 2026] Product Description Round to Square ERW Tube Mill without change rolls (Support customization) Model Round Pipe Square & Rectangular Pipe OD/mm Thickness/mm Size/mm Thinckness/mm ZQF127 ø40-ø127 1.0-6.0 30x30-100x100 ...
516. Stable Pipe Manufacturing with Advanced Round to Square Tube Mill [Jul 23, 2026]
[Jul 23, 2026] Product Description Round to Square ERW Tube Mill without change rolls (Support customization) Model Round Pipe Square & Rectangular Pipe OD/mm Thickness/mm Size/mm Thinckness/mm ZQF127 ø40-ø127 1.0-6.0 30x30-100x100 ...
517. Precision Pipe Making with Round to Square Tube Mill Solutions [Jul 23, 2026]
[Jul 23, 2026] Product Description Round to Square ERW Tube Mill without change rolls (Support customization) Model Round Pipe Square & Rectangular Pipe OD/mm Thickness/mm Size/mm Thinckness/mm ZQF127 ø40-ø127 1.0-6.0 30x30-100x100 ...
518. Cold Drawn SS304 304L Mirror/Polished Seamless/Welded Industrial Stainless Steel Square Pipe [Jul 17, 2026]
[Jul 17, 2026] ASTM IBR SS 201 202 210 Bright Polished Stainless Steel Square Tube Industrial Stainless Steel Square Pipe Product Description Product Stainless Steel Pipe Standard ASTM, GB, JIS, DIN, EN, AISI Steel Grade 200 ...
519. AISI 316L 316 Ss Seamless Stainless Steel Square/Rectangle Pipe [Jul 17, 2026]
[Jul 17, 2026] AISI 316L 316 Ss Seamless Stainless Steel Square/Rectangle Pipe Product Description Product Stainless Steel Pipe Standard ASTM, GB, JIS, DIN, EN, AISI Steel Grade 200 Series: 201,202 300 Series: ...
520. Seamless Stainless Steel Rectangular Square Tube Pipe 316L 316 321 304 304L [Jul 14, 2026]
[Jul 14, 2026] Stainless Steel Square Tube Stainless steel square tubes are hollow square-section pipes, manufactured by cold bending and welding stainless steel sheets. Common materials include 304/201, with optional surface finishes ...
Company: Kunqian Steel (Jiangsu) Co., Ltd.
521. Hot DIP Galvanized S235jr Steel Square Pipes for Construction [Jun 09, 2026]
[Jun 09, 2026] Hot DIP S235JR Galvanized Steel Square/ Rectangular Pipes Shs Hollow Section Welded A36 Gi Steel Tube for Construction Product Description Comprehensive Technical and Application Guide for Galvanized Steel ...
522. Premium AISI 316ti Rose Gold Stainless Steel Square Pipes [Jun 09, 2026]
[Jun 09, 2026] Product Description The core difference is what they cover: A240 is a plate/sheet standard, while A312 is a dedicated tube standard. When people say "A240 tube," they mean tube made from A240-grade material but ...
523. High-Quality JIS Standard 316 Stainless Steel Square Pipe [Jun 09, 2026]
[Jun 09, 2026] China Factory's JIS Standard SS 316 Welded Square Pipe 304 Stainless Steel 316 Square Tube 2B Industrial Use Bending Included Product Description Commodity stainless steel sheet pipe Grade 201,202,304,304L,309, ...
524. Chinese Aluminum Magnesium Profile/Tube/Round/Square/Oval Pipe Factory [Sep 16, 2025]
[Sep 16, 2025] Product Name Chinese Aluminum-Magnesium Alloy Profile/Tube/Round/Square/Oval Pipe Factory 6000 Series Temper T5-T6,etc Color Various colors are available for reference Size According to customers' ...
525. Chinese Aluminum Magnesium Alloy Profile/Tube/Round/Square/Oval Pipe Factory [Sep 16, 2025]
[Sep 16, 2025] Product Name Chinese Aluminum-Magnesium Alloy Profile/Tube/Round/Square/Oval Pipe Factory 6000 Series Temper T5-T6,etc Color Various colors are available for reference Size According to customers' ...
