qilong valve certficate

Stem Ball

Product Description
Base Material:
ASTM A105,A350 LF2,A182 F304,A182 F316,A182 F6A,A182 F51,A182 F53,A564 630(17-4PH),Monel.

Coatings:
*ENP
*Chrome Plating
*Tungsten Carbide
*Chrome Carbide
*Stellite
*Inconel
*Special

Support Type:
*Support Plate

Drive:
*Straight Slot

Model:    
Standard:     NPS 1"-4" class 150-2500Lb