Hydro Test Pressure Chart

Welcome to Salecha Metal, where precision meets strength, and durability intertwines with innovation. Our comprehensive collection of pipes caters to a myriad of industries, and at the heart of our offerings lies the versatility of stainless steel and an array of other exceptional materials.

HYDRO TEST PRESSURE CHART

(CALCULATED TEST PRESSURE AS PER ASTM A-999)

DIMENSIONS OF WELDED AND SEAMLESS STAINLESS STEEL PIPES AS PER ANSI-B-36.19-1985 OF ASTM A-312

	NB	OUTSIDE		SCHEDULE	5s			SCHEDULE	10s			SCHEDULE	40s			SCHEDULE	80s
	SIZES	DIA	WALL	KG	HYDRO		WALL	KG	HYDRO		WALL	KG	HYDRO		WALL	KG	HYDRO
MM	INCHES	MM	MM	MTR	PRES.	PSI	MM	MTR	PRES.	PSI	MM	MTR	PRES.	PSI	MM	MTR	PRES.	PSI
					304/316	L			304/316	L			304/316	L			304/316	L
15	1/2"	21.34	1.65	0.873	2300	1900	2.11	1,016	2500	2500	2.77	1,288	2500	2500	3.72	1,640	2500	2500
20	3/4"	26.67	1.65	1,030	1900	1500	2.11	1,300	2400	2000	2.87	1,714	2500	2500	3.91	2,230	2500	2500
25	1"	33.40	1.65	1,310	1500	1200	2.77	2,120	2500	2100	3.38	2,540	2500	2500	4.55	3,290	2500	2500
32	1.1/4"	42.16	1.65	1,670	1200	1000	2.77	2,730	2000	1600	3.56	3,440	2500	2100	4.85	4,540	2500	2500
40	1.1/2"	48.26	1.65	1,910	1050	850	2.77	3,150	1700	1400	3.68	4,110	2300	1900	5.08	5,490	2500	2500
50	2"	60.33	1.65	2,410	800	700	2.77	4,000	1400	1100	3.91	5,520	1900	1600	5.54	7,590	2500	2300
65	2.1/2"	73.03	2.11	3,750	950	700	3.05	5,340	1300	1000	5.16	8,770	2100	1800	7.01	11,570	2500	2400
80	3"	88.90	2.11	4,590	700	600	3.05	6,550	1000	900	5.49	11,450	1900	1500	7.62	15,480	2500	2100
100	4"	114.30	2.11	5,930	550	450	3.05	8,490	800	650	6.02	15,680	1600	1300	8.56	18,900	2200	1850
125	5"	141.30	2.77	9,600	600	500	3.40	11,700	700	600	6.55	22,090	1400	1200	9.53	30,970	2000	1700
150	6"	168.28	2.77	11,500	500	400	3.40	14,000	600	500	7.11	28,650	1300	1100	10.97	42,560	2000	1600
200	8"	219.08	2.77	15,000	400	300	3.76	20,300	500	450	8.18	43,300	1100	950	12.70	64,640	1700	1400
250	10"	273.05	3.40	23,000	350	300	4.19	28,300	450	400	9.27	61,400	1000	850	12.70	96,010	1400	1200
300	12"	323.85	3.96	31,800	350	300	4.57	38,600	400	400	9.52	75,100	900	750	12.70	132,080	1200	1000

For NB Pipes : 304/316 = 30000 x WT / OD (To be round off to nearest 50 if it is below 1000. To be round off to nearest 100 if it is above 1000)

For NB Pipes : 304L/316L = 25000 x WT / OD (To be round off to nearest 50 if it is below 1000. To be round off to nearest 100 if it is above 1000)

For OD Tubes : 304/316 = 32000 x WT / OD (Maximum value up to 1000) Present value accordance to formula arrived will be subject to a