PRODUCT CENTER

PRODUCT NAME：

H44H American Standard Swing Check Valve

SWITCHBOARD：0577-67372228 67372222 TECHNICAL HOTLINE：0577-67372226 SERVICE HOTLINE： FAX：0577-67372229 E-MAIL：cnsdv@cnsdv.com ADRESS：Sanqiao Industrial Zone, Oubei Town, Wenzhou City, Zhejiang Province

ONLINE CONSULTATION

One. Structure and characteristics

1. The design and manufacture of the product meet the requirements of American National Standard ANSIB16.34 and American Petroleum Institute Standard API16D.

2. The valve disc is swing type, the flow passage is straight, and the horizontal pipeline and the vertical pipeline can be installed.

3. The rocker pin adopts a built-in structure, which reduces the shortcomings of external leakage.

4. The valve body and bonnet are connected by bolts, and the grade is greater than Class 600Lb under high pressure. The middle flange adopts an internal pressure self-sealing structure, which makes the product light in volume and weight and reliable in sealing.

Second, the material of the parts

case	ASTM A216WCB								ASTMA351 Cf8
Disc and bracket	WCB			CF8		CF8M		Monel	ASTMA351 Cf8
Pin shaft	F6a			F304		F316		Monel	F304
Disc surface	13Cr	13Cr	STL	304	STL	316	STL	Monel	304	304	STL
Seat surface	13Cr	STL	STL	304	STL	316	STL	Monel	304	STL	STL
case	ASTM A351 CF3					ADTM A351 CF8M			ASTM A351 CF8
Disc and bracket	ASTM A351 CF3					ADTM A351 CF8M			ASTM A351 CF8
Pin shaft	F304L					F316L			F316
Disc surface	304L			304L	STL	316	316	STL	316L	316L	STL
Seat surface	304L			STL	STL	316	STL	STL	316L	STL	STL