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About Us

Jinan HeChuang Mechanical Manufacturing Co., Ltd. was established in 2011 by the approval of Industrial and Commercial Administration. The registered capital is RMB3,000,000. The main business scope is machining project regarding to steel pipe nipple connections. The annual output is 6000 metric tons. Our main products are threaded steel pipe nipples, grooved steel pipe nipple, stainless steel pipe nipples, forged flanges, plug and so on, and we can also develop all kinds of products based on customer`s requirements. Main market of our nipples are US, Canada and Europe, all the goods are exported to abroad. The production can follow 3 standard systems: American standard, British standard,...

Categories and Products

Forged Steel Flange

Q235 Steel Flange

Steel plate flanges Steel Flanges Forged/Steel Plate Flanges Class 150# Forged Flanges Class 300# Forged Flanges Class 600# Forged Flanges Q235 Steel plate flanges Class 150 Forged Flanges ASME Class 300 Forged Flanges A105 Forged Flanges Q235 Forged Steel Flanges Q235 Carbon Steel Forged Flange 10K JIS B2220 Slip-On Flanges 5K Slip-On Flanges 300lb LJFF Lap Joint Forged Flanges 300lb Socket Welding SW Forged Flange 300lb SO Slip On Forged Flange ANSI 300lb Welding-Neck Flange American 300lb Threaded Forged Flanges 

A105 Steel Flange

American Standard Flanges ANSI B16.5 American Slip On Flange American Welding-Neck Flange American Threaded Forged Flange American Lap Joint Flange American Blind Forged Flange American 300lb Blind Flange ANSI 300lb Threaded Forged Flange American 300lb Welding-Neck Flange 300lb Slip On Forged Flanges 300lb Socket Welding Forged Flanges 300lb Lap Joint LJFF Forged Flanges 

20# Steel Flange

20# Steel Forged Flange 20# Forged Steel Flange Slip On Forged Steel Flanges BS Slip On Forged Flange Forged Flange 20# Steel SO Slip On Flanges 5K Sop Forged Flanges Gost 12821-80 Flange BS 4504 Forged Flange 

ANSI B16.5 Flange

150LB SORF Flange

150lb Slip-on Forged Flanges Slip-on Forged Flanges Black Paint Forged Flanges Slip On Forged Flange Company 

300LB SORF Flange

300lb Slip-on Forged Flanges Slip-on Forged Flanges 300lb 

600LB SORF Flange

1500lb Slip-on Forged Flanges 

900LB SORF Flange

900lb Slip-on Forged Flanges 2500lb Slip-on Forged Flanges SORF Slip-on Forged Flanges 

150LB BLRF Flange

150lb Blind Forged Flanges 150# Blind Flanges Blind Forged Flanges Raised Face Black Paint Blind Forged Flanges 

300LB BLRF Flange

300lb RF Blind Forged Flanges Blind Forged Flanges 300lb Blind Forged Flange 

600LB BLRF Flange

600lb Slip-on Flanges 600lb Blind Forged Flanges 

900LB BLRF Flange

900lb Blind Forged Flanges 2500lb Blind Forged Flanges ANSI B16.5 Blind Forged Flanges 

150LB WNRF Flange

150lb Welding Neck Forged Flanges ANSI B16.5 Welding Neck Forged Flanges 

300LB WNRF Flange

300lb Welding Neck Forged Flanges 

600LB WNRF Flange

600lb Welding Neck Forged Flanges 

900LB WNRF Flange

900lb Welding Neck Forged Flanges Welding Neck Flanges ANSI B16.5 ANSI B16.5 Forged Flanges 

150LB SWRF Flange

150lb Socket Welding Forged Flanges SWRF Socket Welding Rasided Flanges ANSI B16.5 SWRF Flanges 1500LB Socket Welding RF Flanges 

300LB SWRF Flange

300lb Socket Welding Forged Flanges ANSI B16.5 Socket Welding Forged Flanges 

600LB SWRF Flange

600lb Socket Welding Forged Flanges 

150LB THRF Flange

150lb Threaded Forged Flanges 

150LB LJFF Flange

150lb Lap Joint Forged Flanges LJFF Flanges 900LB 900LB LJFF Flanges 1500LB LJFF Flanges 2500LB LJFF Flanges LJFF Flanges 2500LB 

300LB LJFF Flange

300lb Lap Joint Forged Flanges 600lb Lap Joint Forged Flanges ANSI B16.5 Lap Joint Forged Flanges 

DIN Flange

DIN 2573 PN6 Flange

DIN 2573 Slip-on Flanges PN6 Slip-on Flanges PN6 DIN 2573 

DIN 2576 PN10 Flange

Forged DIN 2576 Slip-on Flanges PN10 Forged PN10 Slip-on Flanges DIN 2576 

DIN 2502 PN16 Flange

DIN 2502 Slip-on Flanges PN16 

DIN 2503 PN25 Flange

PN 25 DIN 2503 Slip-On Flanges 

DIN 2503 PN40 Flange

DIN 2503 Slip-on Flanges PN40 

DIN 2527 PN6 Flange

PN6 DIN 2527 Blind Flanges DIN 2527 PN40 Blind Flanges DIN 2527 Blind Flanges PN6-PN40 German standard flanges 

DIN 2527 PN10 Flange

DIN 2527 Blind Flanges PN10 

DIN 2527 PN16 Flange

PN16 -DIN 2527 Blind Flanges 

DIN 2527 PN25 Flange

PN25-DIN 2527 Blind Flanges 

DIN 2527 PN40 Flange

PN40-DIN 2527 Blind Flanges 

DIN 2631 Pn6 Welding Neck Flange

DIN 2631 Welding Neck Flanges PN6 

DIN 2632 Pn10 Welding Neck Flange

DIN 2632 Welding Neck Flanges PN10 

DIN 2633 Pn16 Flange

DIN 2633 Welding Neck Flanges PN16 

DIN 2634 Pn25 Welding Neck Flange

PN25 Welding Neck Flanges DIN 2634 DIN 2634 Welding Neck Flanges PN25 

DIN 2635 PN20 Flange

DIN 2635 Welding Neck Flanges PN40 

JIS B2220 Flange

5K Sop Flange

5K Sop Slip-On Flanges 

10K Sop Flange

10K Sop Slip-On Flanges 

16K Soh Flange

16K Soh Slip-On Flanges 

20K Soh Flange

20K Soh Slip-On Flanges 

30K Soh Flange

30K Soh Slip-On Flanges 

EN1092-1 Flange

TYPE 01 PN6-PN40

EN1092-1 Type 01 Flanges PN6-PN40 European standard flange 

TYPE 05 PN6-PN40

EN1092-1 Type 05 Flanges PN6-PN40 

TYPE 11 PN6-PN40

EN1092-1 Type 11 Flanges PN6-PN40 

GOST Flange

GOST 12821-80 PN6-PN40

GOST 12821-80 PN25 GOST 12821-80 PN6 GOST 12821-80 PN16 GOST 12821-80 PN63 

GOST 12820-80 PN6-PN40

GOST 12820-80 PN6-PN40 Flanges GOST 12820-80 PN6 PN10 GOST 12820-80 GOST 12820-80 PN16 GOST 12820-80 PN25 Russian Standard Flanges 

BS10:1962 Flange

BS10 T/D Flange

BS10:1962 T/D Flanges 

BS10 T/E Flange

BS10:1962 T/E Flanges BS10:1962 Flanges African Standard Flanges 

SABS 600/3-4000/3 Flange

SABS:1977 600/3-4000/3 Flanges 

BS 10 T/D SCR Flange

BS10:1962 T/D SCR Flanges 

SABS 1600/4 SCR Flange

SABS:1977 1600/4 SCR Flanges 

American Standard Steel Pipe Nipples With American Standard Male Threads

Sch 40 Steel Pipe Nipples

Sch 40 STEEL PIPE NIPPLES STEEL PIPE NIPPLES 

Sch 80 Steel Pipe Nipples

Sch 80 STEEL PIPE NIPPLES 

XXH Steel Pipe Nipples

XXH STEEL PIPE NIPPLES 

Sch 40 Galvanized Steel Pipe Nipples

SCH 40 GALVANIZED STEEL PIPE NIPPLE Sch 40 Galvanized Steel Pipe Nipples 

American Standard Steel Coupling

SCH 40 STEEL COUPLINGS/STEEL PIPE NIPPLES Steel Merchant Coupling Black Half Steel Coupling Black Steel Coupling Galvanized Steel Coupling Galv. Half Steel Coupling Galvanized Steel Heavy Coupling Black Heavy Steel Coupling 

Grooved+Threaded Steel Pipe Nipples

Sch 40 Threaded+Grooved Steel Pipe Nipples

SCH 40 THREADED+GROOVED STEEL PIPE NIPPLES THREADED+GROOVED STEEL PIPE NIPPLES 

Sch 80 Threaded+Grooved Steel Pipe Nipples

SCH 80 THREADED+GROOVED STEEL PIPE NIPPLES 

Plug

Carbon Steel OEM Plugs 

American Standard Seamless Steel Pipe Nipples

SCH 40 American Standard Seamless Steel Pipe Nipples

SCH 40 American Standard Seamless Steel Pipe Nipples 

SCH 80 American Standard Seamless Steel Pipe Nipples

SCH 80 American Standard Seamless Steel Pipe Nipples 

XXH American Standard Seamless Steel Pipe Nipples

XXH American Standard Seamless Steel Pipe Nipples 

Amercian Standard Welded Steel Pipe Nipples

Sch 40 Welded Steel Pipe Nipples

TOE Threaded One End Nipple 

SCH 40 Galvanized Welded Steel Pipe Nipples

SCH 40 GALVANIZED WELDE STEEL PIPE NIPPLES 

Steel Pipes

Welded Steel Pipes

Schedule 40 WELDED STEEL PIPE NIPPLES SCH 40 GALVANIZED WELDED STEEL PIPES 

Seamless Steel Pipes

SCH 40 AMERICAN STANDARD SEAMLESS STEEL PIPEs SCH80 AMERICAN STANDARD SEAMLESS STEEL PIPES XXH AMERICAN STANDARD SEAMLESS STEEL PIPES AMERICAN STANDARD SEAMLESS STEEL PIPE 

Stainless Steel

Stainless Steel Pipe Nipples

ANSI Stainless Steel Pipe Nipples Stainless Steel Pipe Couplings Stainless Steel Nipple 304 Stainless Hexagon Nipple 

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