Small angle seamless square tube Small angle square tube Cold drawn seamless square tube Cold drawn square tube S235JR Square and rectangular tube Square and rectangular tube seamless square tube E235D square steel pipe S235JR square steel pipe E235B square steel pipe S235JR square steel pipe E355D square steel pipe S355J2 square steel pipe E355C square steel pipe S355J0 square steel pipe square steel pipe E355B square steel pipe Elliptical steel pipe Oval tube S50 hexagonal steel pipe S36 hexagonal steel pipe Special pipes hexagonal pipe Grinding tube 4140 Cylinder rod 1045 Cylinder rod Cylinder rod Automobile crane counterweight cylinder Automobile crane leg deployment oil cylinder Suspension cylinder of automobile crane Truck crane leg oil cylinder Automobile crane telescopic oil cylinder Automobile crane variable speed oil cylinder Automobile lifting oil cylinder Swing oil cylinder for high-altitude operations High altitude operation steering cylinder High altitude operation steering cylinder Leveling oil cylinder for high-altitude operations High altitude operation leg oil cylinder Variable amplitude oil cylinder for high-altitude operations High-altitude work vehicle cylinder Excavator tensioning cylinder Excavator chassis telescopic oil cylinder Excavator angle push hydraulic cylinder Excavator angle push oil cylinder Excavator swing oil cylinder Excavator bulldozer oil cylinder Excavator arm cylinder Excavator cylinder Excavator boom oil cylinder Mechanical bucket oil cylinder Excavator bucket oil cylinder A355 Heat exchanger seamless pipe Heat exchanger seamless pipe X100QO Pipeline pipe and Petroleum Casing Tube X52NO Pipeline pipe and Petroleum Casing Tube X80Q Pipeline pipe and Petroleum Casing Tube X60N Pipeline pipe and Petroleum Casing Tube X42R Pipeline pipe and Petroleum Casing Tube Pipeline pipe and Petroleum Casing Tube Precision cold-rolled seamless tube Precision Cold Drawn Seamless Tube Cold drawn seamless tube Precision cold drawn steel pipe Precision cold-rolled steel pipe 1045 precision steel pipe 4140 precision steel pipe 4130 precision steel pipe 5140 precision steel pipe S355 precision steel pipe A519 precision steel pipe Precision cold drawn tube Precision cold-rolled tube 1045 precision tube 4140 precision tube 4130 precision tube 5140 precision tube S355 precision tube A519 precision tube 1045 seamless pipe 4140 seamless pipe 4130 seamless pipe 5140 seamless pipe S355 seamless pipe A519 seamless pipe ASTM A106 Gr. B seamless pipe 1020 seamless pipe S355JR seamless pipe E355B seamless pipe 1045 seamless steel pipe 4140 seamless steel pipe 4130 seamless steel pipe 5140 seamless steel pipe S355 seamless steel pipe A519 seamless steel pipe ASTM A106 Gr. B seamless steel pipe 1020 seamless steel pipe S355JR seamless steel pipe E355B seamless steel pipe Mechanical structure tube Mechanical structural steel pipe Mechanical structure pipe Flat elliptical tube Elliptical tube ASME SA213 High-pressure boiler tube ASME A213 Heat exchanger seamless pipe ASME A355 Heat exchanger seamless pipe bucket cylinder boom cylinder bucket arm cylinder bulldozer front shovel oil cylinder swing cylinder Angular push cylinder Chassis telescopic cylinder Tightening oil cylinder Amplitude variation cylinder telescopic cylinder support oil cylinder leveling cylinder Steering cylinder Hanging cylinder Outrigger extension cylinder Counterweight oil cylinder hollow piston rod Solid piston rod Pneumatic piston rod Hydraulic piston rod Precision piston rod Hydraulic cylinder piston rod Cylinder piston tube 1045 piston rod 4140 piston rod Chrome-plated piston rod S35 hexagonal pipe S36 hexagonal pipe S50 hexagonal pipe S355JR(E355B) square steel pipe S355J0(E355C) square steel pipe S355J2(E355D) square steel pipe S235JR(E235B) square steel pipe S235JR(E235D) square steel pipe Seamless square and rectangular tubes Welding square and rectangular tubes Cold-drawn square and rectangular tubes Small-angled square and rectangular tubes A519 precision seamless steel tubes ASME SA106 High-pressure boiler tube ASME SA210 High-pressure boiler tube SA213 High-pressure boiler tube ASME SA335 High-pressure boiler tube BR-X42R Pipeline pipe and Petroleum Casing Tube BN-X60N Pipeline pipe and Petroleum Casing Tube BQ-X80Q Pipeline pipe and Petroleum Casing Tube BNO-X52NO Pipeline pipe and Petroleum Casing Tube BQO-X100QO Pipeline pipe and Petroleum Casing Tube ASTM SA-106B Mechanical structure tube 1020 Mechanical structure tube 1045 Mechanical structure tube 4140 Mechanical structure tube 4130 Mechanical structure tube 5140 Mechanical structure tube S355 Mechanical structure tube A519 Mechanical structure tube ASTM A106 Gr.B Conveyor pipe 1020 Conveyor pipe S355JR Conveyor pipe E355B Conveyor pipe High-precision honing tubes Oil cylinder honing tube Cylinder honing tube 1045 precision seamless steel tubes 4140 precision seamless steel tubes 4130 precision seamless steel tubes 5140 precision seamless steel tubes A519 precision seamless steel tube S355 precision seamless steel tubes Tabung penasing presisi Pabrik pipa yang mengasah Lengan silinder Barel silinder hidrolik Pipa baja yang ditarik dingin Tabung baja yang ditarik dingin Tabung yang ditarik dingin Pipa 20cm Presisi Seamless Tabung terang presisi Pipa baja yang mulus Tabung presisi 40cr Pipa baja presisi 40cr Tabung presisi 20cr 20cr pipa baja presisi 42crmo tabung terasah Tabung terasah presisi 42crmo Tabung penggilingan berlapis Tabung penggilingan presisi Tabung penggilingan yang ditarik dingin Pipa silinder hidrolik Pipa retak minyak bumi Pipa retak minyak bumi Pipa baja Q355B Q355B Pipa Baja Seamless Q355B Pipes Baja Minum Besar 20 # Pipa Minum 20 pipa baja mulus 20# Pipa baja mulus Pipa mulus untuk mesin konstruksi Pipa baja mesin konstruksi Pipa baja yang mulus untuk mesin konstruksi Pipa baja delapan sisi Tabung segi delapan Pipa seamless seamsen Pipa baja segi delapan Pipa baja heksagonal Tabung heksagonal Pipa baja seamless heksagonal silinder hidrolik Pipa mulus presisi Tabung baja presisi Pipa baja mengasah Pipa berbentuk khusus Pipa berbentuk khusus Pipa baja berbentuk khusus Tabung berbentuk khusus Tabung berbentuk khusus Tabung silinder 27simn tabung silinder Pipa baja GB8163 45# Pipa baja 20# Pipa baja Silinder oli excavator 27Simn Shield Machine Oil Cylinder Silinder oli mesin perisai Silinder mesin perisai 27simn silinder pengeboran rotary Silinder pengeboran putar Q345B Silinder pengeboran putar 27Simn crane silinder hidrolik Silinder hidrolik crane 16mn SAE1045 Excavator Hydraulic Cylinder SAE1020 Excavator Hydraulic Cylinder Silinder hidrolik untuk excavator Silinder hidrolik excavator Silinder hidrolik mesin pertanian Silinder hidrolik derek Silinder hidrolik mekanis Silinder oli teknik A106C Pipa Tinggi Suhu Tinggi Pipa mulus bertekanan tinggi A106C Pipa mulus A106C Sa106b Pipa Tinggi Tinggi Tinggi Sa106b Suhu Tinggi Pipa Seamless Sa106b pipa baja mulus Tabung ketel tekanan tinggi 12cr1movg 20g Pipa mulus Tabung boiler bertekanan tinggi 20g tabung presisi Pipa baja presisi Tabung terasah presisi 25mn 27simn precision precision heared tube 16mn tabung terasah Tabung terasing presisi 16mn 45# tabung terasah 45# tabung terasing presisi Tube presisi yang diasah 20# tabung terasah 20# tabung terasing presisi 27SIMN Tube yang diasah Tabung terasah 25mn Tabung terasah Pipa minyak bumi yang mulus Pipa Baja Minyak Tabung retak minyak bumi Pipa Retak Perminyakan Minyak Pipa baja pupuk Tabung ketel tekanan tinggi SA333 Sa106 tabung boiler bertekanan tinggi Tungku ketel bertekanan tinggi Pipa mulus untuk tenaga nuklir Pipa Baja Daya Nuklir Pipa mulus nuklir Pipa baja cairan Pipa baja cairan yang mulus Pipa cairan yang mulus Pipa baja struktural mulus Pipa baja struktural Pipa Struktural Seamless Pipa pupuk mulus Tabung pupuk Pipa spesifik pupuk spesifik Tabung silinder gas mulus Pipa baja untuk silinder gas Pipa baja silinder gas GB3087 Boiler Tube GB5310 Tabung boiler bertekanan tinggi Tabung boiler bertekanan tinggi