Tubing pipes according to GOST 633-80

Dniprovskiy pipe works offers for delivery Tubing pipes according to GOST 633-80
Pipe nominal diameter	Wall thickness	Pipe range
		Plain ends		External Upset ends - В		Plain end premium connection - НКМ		External upset ends non-coupled - НКБ

mm	mm	Steel grade

27	3,0	-		ДКЕ		-		-
33	3,5	ДКЕ		ДКЕ		-		-
42	3,5	ДКЕ		ДКЕ		-		-
48	4,0	ДКЕ		ДКЕ		-		-
60	5,0	ДКЕ		ДКЕЛМР		ДКЕЛМР		ДКЕЛМР

73	5,5	ДКЕЛМР		ДКЕЛМР		ДКЕЛМР		ДКЕЛМР
73	7,0	ДКЕЛМР		ДКЕЛМР		ДКЕЛМР		ДКЕЛМР

89	6,5	ДКЕЛМР		ДКЕЛМР		ДКЕЛМР		ДКЕЛМР
89	8,0	-		ДКЕЛМР		ДКЕЛМР		ДКЕЛМР

102	6,5	ДКЕЛМР		ДКЕЛМР		ДКЕЛМР		ДКЕЛМР
114	7,0	ДКЕЛМР		ДКЕЛМР		ДКЕЛМР		ДКЕЛМР



Item			Mechanical properties for steel grade
			Д		К	Е	Л	М	Р
			Execution
			А	Б
Tensile strength σв, not less than, Mpa (Kg/sm²)			655	638	687	689	758	823	1000
			(66.8)	(65.0)	(70.0)	(70.3)	(77.3)	(83.9)	(101.9)
Yield strength σт:
- not less than, Mpa (Kg/mm²)			379	373	491	552	654	724	930
			(38.7)	(38.0)	(50.0)	(56.2)	(66.8)	(73.8)	(94.9)
- not more than, Mpa (Kgs/mm²)			552	-	-	758	862	921	1137
			(56.2)	-	-	(77.3)	(87.9)	(93.9)	(116.0)
Elongation δ5, %, not less than
			14,3	16,0	12,0	13,0	12,3	11,3	9,5

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