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4 Inch
4 Inch
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API 5L X46 Line Pipe Hot Rolled 4 Inch SCH 40 Annealed
Chengdu Derbo Steel Co.,Ltd
DIN 2391 ST52 Carbon Seamless Pipe 4 Inch SCH 40 Cold Drawn
Chengdu Derbo Steel Co.,Ltd
EN1092-1 Slip On Flange Forged 4 Inch PN16 Raised Face
Chengdu Derbo Steel Co.,Ltd
A213 TP 304 Stainless Boiler & Heat Exchanger Tube 4IN 6.3mm Polished
Chengdu Derbo Steel Co.,Ltd
A53 Gr.B Hot Dipped Galvanized Pipe 4 Inch SCH 40
Chengdu Derbo Steel Co.,Ltd
ASTM A105 Hex Union Forged 4 Inch Galvanized
Chengdu Derbo Steel Co.,Ltd
API 5L Gr.BNS Carbon Seamless Pipe 4 Inch SCH STD Galvanized
Chengdu Derbo Steel Co.,Ltd
EN10219-1 P245 GH Welding Neck Flange Forged 4 Inch PN16 Painting
Chengdu Derbo Steel Co.,Ltd
32CRM04 Alloy Steel Seamless Pipe 4 Inch SCH 40 Oil
Chengdu Derbo Steel Co.,Ltd
A312 TP 304L Stainless Steel Welded Pipe 4 Inch SCH STD
Chengdu Derbo Steel Co.,Ltd
A105 SW Flange Carbon Steel ASME B16.5 4 Inch SCH 160 CL300 RF
Chengdu Derbo Steel Co.,Ltd
API-5L X65 PSL-2 3LPE Coated Pipe ERW 4 Inch SCH 30
Chengdu Derbo Steel Co.,Ltd
API 5L X42 PSL1 Seamless Steel Pipe 4 Inch SCH 30 Galvanized
Chengdu Derbo Steel Co.,Ltd
ASTM A234 WP12 45D Elbow Short Radius B16.9 4 Inch SCH 40 Red Painting
Chengdu Derbo Steel Co.,Ltd
Threaded 90 Degree Elbow ASTM A105 ASME B16.11 4 Inch Black
Chengdu Derbo Steel Co.,Ltd
Carbon Steel Welding Neck Flange A105 ASME B16.5 4 Inch SCH 4 CL150 RF
Chengdu Derbo Steel Co.,Ltd
ASME B16.5 WN RF Flange ASTM A105N Forged 4 Inch SCH 80 Galvanized
Chengdu Derbo Steel Co.,Ltd
A403 WP304L Bevelled Cap ASME B16.9 4 Inch SCH STD Pickling
Chengdu Derbo Steel Co.,Ltd
A106 Gr.B Seamless Galvanized Pipe Hot Rolled 4 Inch SCH 40 BE
Chengdu Derbo Steel Co.,Ltd
A516 Gr.70 Spectacle Blind Flange ASME B16.48 Forged 4 Inch RF Oiled
Chengdu Derbo Steel Co.,Ltd
SA350 LF2 CL1 WN Flange ASME B16.5 Forged 4 Inch SCH 120 RF
Chengdu Derbo Steel Co.,Ltd
A182 F316L SWRF Flange ASME B16.5 Forged Class 300 4 Inch Polished
Chengdu Derbo Steel Co.,Ltd
ASTM A105 ASME B16.50 BL RF Flange Forged 4 Inch Class 150
Chengdu Derbo Steel Co.,Ltd
ASTM A106 Gr.B Seamless Carbon Steel Pipe 4 Inch SCH 80
Chengdu Derbo Steel Co.,Ltd
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