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API 5CT standard stock sales coupling 3-1/2 EU L80 collar
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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api 5ct oil casing and tubing L80 EUE coupling
- FOB Price: USD $3 / Piece
- Min.Order: 1 Pieces
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api 5ct tubing coupling 2-7/8，J55,NU,stock sales
- FOB Price: USD $3 / Piece
- Min.Order: 1 Pieces
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stock sales coupling 2-3/8 NU J55 API 5CT standard collar
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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CASING COUPLINGS SIZE 13-3/8
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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tubing coupling and casing coupling
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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left coupling oil casing pipe tubing Chamfer coupling
- FOB Price: USD $3 / Piece
- Min.Order: 1 Pieces
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COUPLINGS Grade J55 Tubing EU box*pins OCTG casing coupling
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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1%Cr Tubing Coupling Od2 3 8 EU8rd L80-1cr casing coupling nipple
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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Oil Pump Rod Joint Collar Wearable Sucker Coupling
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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High quality collar connection pump rod joint oil pipe coupling
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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N80 L80 J55 Material API5B standard flange thread coupling application
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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what is coupling the coupling of fox pipe steel pipe couplings
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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Trading Company Dalipu 6 5 8 And Quot Muffs Stainless Steel Tubing Coupling
- FOB Price: USD $4 / Piece
- Min.Order: 1 Pieces
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Flow control Coupling EU 3-1/2" J55
- FOB Price: USD $4 / Piece
- Min.Order: 10 Pieces
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Grade N80 Tubing NU
- FOB Price: USD $500 / Piece
- Min.Order: 10 Pieces
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2 7/8" N80 Nu/EU Tubing Coupling
- FOB Price: USD $4 / Piece
- Min.Order: 10 Pieces
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API Certificated Sucker Rod Coupling (SRC)
- FOB Price: USD $4 / Piece
- Min.Order: 10 Pieces
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API 5CT 2 3/8" L80 Seamless Tubing/Casing Coupling for Sale
- FOB Price: USD $4 / Piece
- Min.Order: 10 Pieces
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Casing and Tubing Coupling with API Standard
- FOB Price: USD $4 / Piece
- Min.Order: 10 Pieces
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API 5CT Buttress Thread Casing Btc Casing Coupling
- FOB Price: USD $4 / Piece
- Min.Order: 10 Pieces
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ASTM A234 WP11 ALLOY STEEL FITTINGS
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Hongjin 45 steel pipe, 40Cr thick walled alloy steel pipe, 42CrMo precision thick walled steel pipe, seamless steel pipe
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35 # hot-rolled seamless steel pipe, 20 # hot-rolled seamless pipe, Q345B hot-rolled steel pipe
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Henggang produces 16mnD pickled steel pipes Q345C seamless steel pipes Q345D Q345E seamless pipes for cold storage
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Henggang Q345E Q345D 16MnE low-temperature seamless steel pipe 16mnD pickling pipe for cold storage
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Production process of insulation joint
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stainless steel pipe
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ASTM 4140 seamless pipe, high-strength and corrosion-resistant seamless steel pipe
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Baosteel Q345E Low Temperature Alloy Pipe Q390B Q420 Q690C Seamless Pipe Low Temperature Resistant Steel Pipe
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Baosteel Q390D seamless steel pipe Q355D (16MnD) low-temperature seamless pipe Q345D alloy steel pipe
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Baosteel Q390E alloy steel pipe Q345C seamless steel pipe Q345D Q345E seamless pipe low-temperature pipe