API 11b 7/8 Class Sm Sh Sucker Rod Coupling

• After-sales Service: Yes
• Warranty: 1 Yea
• Manufacturing Process: CNC Milling
• Surface Treatment: Galvanized
• Operation Pressure: Vacuum
• Material: Alloy
• Model NO.: 3/4
• Product Name: Sucker Rod Coupling
• Transport Package: Wooden Case
• Specification: API
• Trademark: zx
• Origin: China
• HS Code: 8431431000
• Production Capacity: 3000PCS

Product Description

Product Description

Class T and Class SM coupling for sucker rods are manufactured as per API 11BZX Class T coupling is using AISI 5140 to manufacture.
AS for Class SM coupling, the spray metal is a specified hardening process which is used on the base metal The couplings are available in full size, slim hole and over size.

Product Parameters

Chemical Properties, %: Class T Coupling
Steel	AISI    5140
C	0.37~0.44
Si	0.17~0.37
Mn	0.50~0.80
P	≤0.040
S	≤0.040

Spray Metal Coating Chemical  Properties, %: Class SM Coupling
Carbon	0.50~1.00
Silicon	3.50~5.50
Phosphorus	0.00~0.02
Sulfur	0.00~0.02
Chromium	12.00~18.00
Boron	2.50~4.50
Iron	3.00~5.50
Cobalt	0.00~0.10
Titanium	0.00~0.05
Aluminum	0.00~0.05
Zirconium	0.00~0.05
Nickel	Balance

OD		Coupling OD	Length	Wrench length	Wrench width
mm	in	(inch- mm)	(inch- mm)	mm	mm
16	5/8	38.1(1.500)	101.6(4.000)	31.8	34.9
19	3/4	41.3(1.625)	101.6(4.000)	31.8	38.1
22	7/8	46.0(1.812)	101.6(4.000)	31.8	41.3
25	1	55.6(2.187)	101.6(4.000)	31.8	47.6
29	1 1/8	60.3(2.375)	114.3(4.500)	41.3	53.9

Packaging & Shipping

Company Profile

Dongying Zhaoxin Industry and Trade Co.,Ltd is an ISO-9001, ISO-14001, OHSAS-18001 certified company and has all the quality systems in place for design, planning,manufacturing and quality monitoring & traceability to ensure that Dongying Zhaoxin Industry and Trade Co.,Ltd products match the highest quality & reliability Standards similar to any International major in this field.

Dongying Zhaoxin Industry and Trade Co.,Ltd with perfect attitude, product and service, is going to make further development together with customers at home and abroad .