Core Products

Products Center

Select pipe fittings and flanges by drawing, standard and service condition. Haihao supplies butt-weld fittings, forged flanges, bends, pipe accessories and project piping packages with material, size, pressure class and inspection requirements confirmed.

13 products· Flange

Forged Flange - 法兰 (1)Flange

Forged Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 / A350; carbon, alloy and stainless steel
Size range
1/2" - 60" (DN15 - DN1500)
View details
Socket Weld Flange - 承插法兰 (1)Flange

Socket Weld Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316; GB/T carbon, alloy, stainless steel
Size range
1/2" - 4" (DN15 - DN100)
View details
Socket Weld Flange - 承插法兰 (1)Flange

Socket Weld Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316; GB/T carbon, alloy, stainless steel
Size range
1/2" - 4" (DN15 - DN100)
View details
Welding Neck Flange - 带颈对焊法兰 (1)Flange

Welding Neck Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316/F347; A350 LF2; carbon, alloy, stainless
Size range
1/2" - 60" (DN15 - DN1500)
View details
Welding Neck Flange - 带颈对焊法兰 (1)Flange

Welding Neck Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316/F347; A350 LF2; carbon, alloy, stainless
Size range
1/2" - 60" (DN15 - DN1500)
View details
Threaded Flange - 螺纹法兰 (1)Flange

Threaded Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316; carbon, alloy, stainless steel
Size range
1/2" - 4" (DN15 - DN100)
View details
Threaded Flange - 螺纹法兰 (1)Flange

Threaded Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316; carbon, alloy, stainless steel
Size range
1/2" - 4" (DN15 - DN100)
View details
Blind Flange - 盲板法兰&法兰盖 (1)Flange

Blind Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316; carbon, alloy, stainless steel
Size range
1/2" - 60" (DN15 - DN1500)
View details
Blind Flange - 盲板法兰&法兰盖 (1)Flange

Blind Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316; carbon, alloy, stainless steel
Size range
1/2" - 60" (DN15 - DN1500)
View details
Blind Flange - 盲板法兰&法兰盖 (1)Flange

Blind Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316; carbon, alloy, stainless steel
Size range
1/2" - 60" (DN15 - DN1500)
View details
Forged Flange - 法兰 (1)Flange

Forged Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 / A350; carbon, alloy and stainless steel
Size range
1/2" - 60" (DN15 - DN1500)
View details
Welding Neck Flange - 带颈对焊法兰 (1)Flange

Welding Neck Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316/F347; A350 LF2; carbon, alloy, stainless
Size range
1/2" - 60" (DN15 - DN1500)
View details
Welding Neck Flange - 带颈对焊法兰 (1)Flange

Welding Neck Flange

Forged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.

Material / Standard
ASTM A105 / A182 F11/F22/F304/F316/F347; A350 LF2; carbon, alloy, stainless
Size range
1/2" - 60" (DN15 - DN1500)
View details