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Company brief:
Yantai Yunsheng Petroleum Machine Accessories Co., Ltd. founded in 1997, now is one of the biggest manufacture producing API 11B sucker rod coupling.
Main product: API SPEC 11B SUCKER ROD COUPLING, including Class SM, Class T and Class UHS, full size and small hole. Moreover ,we also produce couplings with large chamfering and two way cambered protection coupling.
The product earned good reputation from both demastic and abroad and got API SPEC 11B certificate.
Performance of the product:
API 7/8" x 1" Class SM Full Size Sub Sucker Rod Coupling
1)Material:AISI 5140
2)Standard: API Spec 11B
3)Specification:
O.D.: 2-13/16”(55.56mm)
Length: 4.5”(114.3mm)
Weight: 1.43kg
4)Other Size: 5/8"x 3/4", 3/4 "x7/8",1"x 1-1/8"
5)Features: It is used to connect different sizes of Sucker Rods or to connect the Polished Rod to Sucker Rod string.
type | SUB COUPLING | ||||
(T,SM) | spec(in) | O.D. +0.13(+0.005) -0.25(-0.010)(in/mm) | Length(in) | Outer Size(in) O.D.*Length | Weight(kg) |
Full Size | 5/8"*3/4" | 1 5/8(41.28) | 4.500 | 1.625×4.500 | 0.78 |
3/4"*7/8" | 1 13/16(46.04) | 4.500 | 1.812×4.500 | 0.92 | |
7/8"*1" | 2 3/16(55.56) | 4.500 | 2.187×4.500 | 1.43 | |
1"*1-1/8" | 2 3/8(60.33) | 5.000 | 2.375×5.000 | 1.62 | |
Slim Hole | 5/8"*3/4" | 1-1/2(38.1) | 4.500 | 1.500×4.500 | 0.45 |
3/4"*7/8" | 1-5/8(41.3) | 4.500 | 1.625×4.500 | 0.61 | |
7/8"*1" | 2(50.8) | 4.500 | 2.000×4.500 | 1.10 | |
1"*1-1/8" | 2-1/8(55.6) | 5.000 | 2.187×5.000 | 1.31 | |
Petroleum Equipment,API couplings for sucker rod,Class SUB