steel pipes-spiral welded pipe

steel pipes-spiral welded pipe 1 the price is cheaper 2 the quality is best

specification	wall thickness	m weight	Gb water pressure value	37 standard hydraulic values	specification	wall thickness	m weight	Gb water pressure value	37 standard hydraulic values
219	6	32.02	9.7	7.7	720	6	106.15	3.0	2.3
	7	37.10	11.3	9.0		7	123.59	3.5	2.7
	8	42.13	12.9	10.3		8	140.97	4.0	3.1
273	6	40.01	7.7	6.2		9	158.31	4.5	3.5
	7	46.42	9.0	7.2		10	175.60	5.0	3.9
	8	52.78	10.3	8.3		12	210.02	6.0	4.7
325	6	47.7	6.5	5.2	820	7	140.85	3.1	2.4
	7	55.40	7.6	6.1		8	160.70	3.5	2.7
	8	63.04	8.7	6.9		9	180.50	4.0	3.1
377	6	55.40	5.7	4.5		10	200.26	4.4	3.4
	7	64.37	6.7	5.2		11	219.96	4.8	3.8
	8	73.30	7.6	6.0		12	239.62	5.3	4.1
	9	82.18	8.6	6.8	920	8	180.43	3.1	2.5
	10	91.01	-	7.5		9	202.70	3.5	2.8
426	6	62.25	5.1	4.0		10	224.92	3.9	3.1
	7	72.83	5.9	4.6		11	247.22	4.3	3.4
	8	82.97	6.8	5.3		12	269.21	4.7	3.7
	9	93.05	7.6	6.0	1020	8	200.16	2.8	2.2
	10	103.09	8.5	6.7		9	224.89	3.2	2.5
478	6	70.34	4.5	3.5		10	249.58	3.5	2.8
	7	81.81	5.3	4.1		11	274.22	3.9	3.0
	8	93.23	6.0	4.7		12	298.81	4.2	3.3
	9	104.60	6.8	5.3	1220	8	239.62	-	1.8
	10	115.92	7.5	5.9		10	298.90	3.0	2.3
529	6	77.89	4.1	3.2		11	328.47	3.2	2.5
	7	90.61	4.8	3.7		12	357.99	3.5	2.8
	8	103.29	5.4	4.3		13	387.46	3.8	3.0
	9	115.92	6.1	4.8	1420	10	348.23	2.8	2.0
	10	128.49	6.8	5.3		14	417.18	3.2	2.4
630	6	92.83	3.4	2.6	1620	12	476.37	2.9	2.1
	7	108.05	4.0	3.1		14	554.99	3.2	2.4
	8	123.22	4.6	3.6	1820	14	627.04	3.3	2.2
	9	138.33	5.1	4.0	2020	14	693.09	-	2.0
	10	153.40	5.7	4.5	2220	14	762.15	-	1.8