Jiangsu Profile
Product List
7081. TP304L Stainless Steel Seamless Tube & Pipe 
[Feb 01, 2018]
[Feb 01, 2018] Tongji Engineering offers a comprehensive list of tubing alloys to fit the most and least common applications.Stainless Steel: 304 Tubing, 316/ 316L/ 316H, 317/ 317L, 309S/ 310H, 310S/ 310H, 321/321H, 347/ 347HDuplex ...
7082. High Precision AISI 1020 Cold Drawn Carbon Seamless Steel Pipe [Nov 05, 2020]
[Nov 05, 2020] Carbon seamless steel pipe Standards: API, ASTM, DIN, GB, JIS, API 5CT, API 5DP, API 5L, ASTM A106-2006, ASTM A179-1990, ASTM A199, ASTM A53-2007, DIN 1629/4, DIN 17175, GB/T 8163-1999, JIS G3454-2007, JIS G3456-2004, ...
7083. ASTM/JIS/DIN High Precision Cold Drawn Stainless Steel Seamless Pipe [Nov 05, 2020]
[Nov 05, 2020] Carbon seamless steel pipe Standards: API, ASTM, DIN, GB, JIS, API 5CT, API 5DP, API 5L, ASTM A106-2006, ASTM A179-1990, ASTM A199, ASTM A53-2007, DIN 1629/4, DIN 17175, GB/T 8163-1999, JIS G3454-2007, JIS G3456-2004, ...
7084. SAE J525 DIN2391 Carbon St52 E355 Cold Drawn High Precision Hydraulic Seamless Steel Pipe [May 27, 2020]
[May 27, 2020] Product Description Product Description Outer diameter: 25mm -500mm Wall thickness: 2-50mm Material: ST52, Q345B, CK20, CK45, SAE1026 Standard: GB/T8713-88, GB/T3639-2009, DIN2391, EN10305 Cold Drawn Tube can be ...
7085. AISI 4145h Cold Drawn Seamless Steel Tubes Drill Pipes /AISI 4145h High Tensile Hollow Pipe [Nov 05, 2020]
[Nov 05, 2020] Carbon seamless steel pipe Standards: API, ASTM, DIN, GB, JIS, API 5CT, API 5DP, API 5L, ASTM A106-2006, ASTM A179-1990, ASTM A199, ASTM A53-2007, DIN 1629/4, DIN 17175, GB/T 8163-1999, JIS G3454-2007, JIS G3456-2004, ...
7086. Large-Caliber Stainless Steel Seamless Pipes [May 14, 2019]
[May 14, 2019] Steel grade 304, 304L, 316, 316L,321,347,310S etc.. Standard: GB/T14976-2002, GB/T14975-2002, GB13269-91, GB12770-2002 Certificates: DNV,ABS,GL, LR,BV,CCS,KR,NK Note: customized pipe size available
Company: Jiangyin Landi Machinery Co., Ltd.
7087. Seamless Steel Pipes for High-Pressure Boliers [May 14, 2019]
[May 14, 2019] Steel grade 304, 304L, 316, 316L,321,347,310S etc.. Standard: GB/T14976-2002, GB/T14975-2002, GB13269-91, GB12770-2002 Certificates: DNV,ABS,GL, LR,BV,CCS,KR,NK Note: customized pipe size available
Company: Jiangyin Landi Machinery Co., Ltd.
7088. SA106b Seamless Steel Pipes [Dec 04, 2023]
[Dec 04, 2023] Carbon Steel PipeSeamless steel tubes are widely used in high (low and middum) pressure boilers and petrochemical industry, highpressure chemical fertilizer processing equipment, cracking of petroleum, transmission of ...
7089. Hight Quality Seamless Ck45 Shock Absorber Honed Tube Stainless Shisha Pipe Round Pipes Steel [Oct 19, 2023]
[Oct 19, 2023] Product Description Product Name Honing Seamless Steel Pipe / Hydraulic Cylinder Barrel Model Number Din2391 H9 honed tube Steel grade ST52.3, 1020, CK45, 4140 , E355,4130, Stainless Steel ...
7090. Precision Seamless Pipe Production: Carbon Steel 20#, 45#, Alloy Steel 40cr, 35crm [Jul 10, 2025]
[Jul 10, 2025] Product introduction Seamless carbon steel pipe is a hollow pipe made of carbon steel as the main material, which is made by hot rolling, cold rolling or cold drawing after perforating a whole round steel or solid pipe. ...
Company: Jiangsu Rongyi Metal Co., Ltd
7091. Deep-Sea Exploration Seamless Pipes: Hy-80 High-Tensile Steel for Submarine Pressure Hulls (900MPa ... [Jun 10, 2025]
[Jun 10, 2025] Product Description Our marine-grade seamless steel pipes are manufactured from high-quality carbon steel (e.g., ASTM A106, API 5L) or stainless steel (e.g., ASTM A312 316L, Duplex 2205), certified by DNV, BV, CCS, LR, ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
7092. ASTM A335 P22 Seamless Pipe – 2.25cr-1mo Steel for Refinery & Power Plant Piping – ... [Jul 08, 2025]
[Jul 08, 2025] Product Description Seamless Steel Tubes/Pipes for High Pressure Fertilizer Equipment is a high-quality carbon structural steel and alloy steel seamless steel pipe suitable for chemical equipment and pipelines with ...
Company: WUXI TONGNO SPECIAL STEEL CO.,LTD
7093. Carbon Steel A106b for Ships - American Standard Seamless Pipe - Q355D Spiral Welded Pipe [Jul 28, 2025]
[Jul 28, 2025] Product introduction Seamless carbon steel pipe is a hollow pipe made of carbon steel as the main material, which is made by hot rolling, cold rolling or cold drawing after perforating a whole round steel or solid pipe. ...
Company: Jiangsu Rongyi Metal Co., Ltd
7094. Pipe/Tube Pipe Galvanized Seamless Pipe Hot DIP Galvanized Steel for Electric Tricycle Structure ... [Jul 16, 2025]
[Jul 16, 2025] Product introduction Galvanized pipe is a steel pipe with zinc coating on the surface. It is divided into hot-dip galvanized pipe and cold-dip galvanized pipe. It is mainly used in construction, fire protection, ...
Company: Jiangsu Rongyi Metal Co., Ltd
7095. 12cr1movg Container Seamless Pipe, High-Pressure Boiler Seamless Steel Pipe, Hot-Rolled Carbon ... [Jul 10, 2025]
[Jul 10, 2025] Product introduction Seamless carbon steel pipe is a hollow pipe made of carbon steel as the main material, which is made by hot rolling, cold rolling or cold drawing after perforating a whole round steel or solid pipe. ...
Company: Jiangsu Rongyi Metal Co., Ltd
