Good quality Threated Flange - Welded Pipes – Triround

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Good quality Threated Flange - Welded Pipes – Triround Detail:

Material:304 316 202 201 OR ACCORDING TO CUSTOMERS REQUIREMENTSExecutive standard: ASTM A-249, A-269

Outside diameter		Outside	Thickness
Outside diameter		Outside	SCH 5S	SCH 10S	SCH 40S
N.B	NPS	mm	mm	mm	mm
8	1/4′	13.72			2.24
10	3/8′	17.15			2.31
15	1/2′	21.34	1.65	2.11	2.77
20	3/4′	26.67	1.65	2.11	2.87
25	1′	33.40	1.65	2.77	3.38
32	1-1/4′	42.16	1.65	2.77	3.56
40	1-1/2′	48.26	1.65	2.77	3.68
50	2′	60.33	1.65	2.77	3.91
65	2-1/2′	73.03	2.11	3.05	5.16
80	3′	88.90	2.11	3.05	5.49
90	3-1/2′	101.60	2.11	3.05	5.74
100	4′	114.30	2.11	3.05	6.02
125	5′	141.30	2.77	3.4	6.55
150	6′	168.28	2.77	3.4	7.11
200	8′	219.08	2.77	3.76	8.18
250	10′	273.05	3.40	4.19	9.27
300	12′	323.85	3.96	4.57	9.52

ASTM A249 Tolerances on dimensions table：

Outside diameter		Thickness	Length
＜25.40mm	±0.10mm	±10.00%	OD＜50.8mm +3.0mm -0mmOD≥50.8mm +5.0 -0mm
≥25.4mm~38.1mm	±0.15mm
≥38.1mm~50.8mm	±0.20mm
≥50.8mm~63.5mm	±0.25mm
≥63.5mm~76.2mm	±0.30mm
≥76.2mm~101.6mm	±0.38mm
≥101.6mm~190.5mm	+0.38mm -0.64mm
≥190.5mm~228.6mm	+0.38mm -1.14mm

ASTM A269 Tolerances on dimensions table：

Outside diameter		Thickness	Length
＜38.1mm	±0.13mm	OD＜12.7mm ±15%OD≥12.7mm ±10%	OD＜38.1mm +3.20mm -0mmOD≥38.1mm +4.80 -0mm
≥38.1mm~88.9mm	±0.25mm
≥88.9mm~139.7mm	±0.38mm
≥139.7mm~203.7mm	±0.76mm
≥203.7mm~304.8mm	±1.01mm
≥304.8mm~355.6mm	±1.26mm

Executive standard: ASTM A-270

Outside diameter		Thickness(mm)
(inch)	(mm)	1	1.2	1.5	2	2.5	3
3/4′	19.1
7/8′	22.2
1′	25.4
1-1/8′	28.6
1-1/4′	31.8
1-1/2′	38.1
	40
	45
2	50.8
	52
2-1/4′	57.15
2-1/8′	60.3
2-1/2′	63.5
	70
3	76.2
	85
3-1/2′	88.9
4′	101.6
4-1/8′	104.78
4-1/4′	107.95
4-1/2′	114.3
5-1/4′	133.35
6-1/4′	158.75
8-5/8′	219.08

Tolerances on dimensions table：

Outside diameter		Thickness	Length
＜25.40mm	±0.13mm	±10.00%	OD＜101.60mm +3.20mm -0mmOD≥101.60mm +4.80 -0mm
≥25.40mm~50.80mm	±0.20mm
≥50.80mm~76.20mm	±0.25mm
≥76.20mm~101.60mm	±0.38mm
≥101.60mm~139.70mm	±0.38mm
≥139.70mm~203.20mm	±0.76mm
≥203.20mm~304.80mm	±1.27mm

Executive standard: ASME B36.19M/B36.10M ASTM A358/A312; GB/T12771; HG20537.3

Outside diameter		Outside	Thickness
Outside diameter		Outside	SCH 5S	SCH 10S	SCH 20S	SCH 40S
(A)	(B)	mm	mm	mm	mm	mm
350	14′	355.6	3.96	4.78	7.92	11.13
400	16′	406.4	4.19	4.78	7.92	12.7
450	18′	457.2	4.19	4.78	7.92	14.27
500	20′	508.0	4.78	5.54	9.53	15.09
550	22′	558.8	4.78	5.54	9.53	15.09
600	24′	609.6	5.54	6.35	9.53	17.48
650	26′	660.4	5.54	7.92	12.7	17.48
700	28′	711.2	5.54	7.92	12.7	17.48
750	30′	762.0	6.35	7.92	12.7	17.48
800	32′	812.8		7.90	12.7	17.48
850	34	863.6		7.92	12.7	17.48
900	36′	914.4		7.92	12.7	19.05
1000	40′	1016.0		9.53

Tolerances on dimensions table：

Standard	Outside(mm)		Thickness(mm)	Length(mm)
ASTM A312	≤48.26	+0.40 -0.80	+No special provisions(Unspecified)-12.50%	Appoint LengthDefinite cut length+6.40-0
	＞48.26~114.30	+0.80 -0.80
	＞114.30~219.08	+1.60 -0.80
	＞219.08~457.20	+2.40 -0.80
	＞457~660	+3.20/-0.80
	＞660~864	+4.00/-0.80
	＞864~1219	+4.48/-0.80
JIS G3459	＜30.00 ±0.30≥30.00 ±1.00%		＜2.00 ±0.20≥2.00 ±10%	Appoint LengthDefinite cut Length
GB/T 12771	＜13.00 ±0.2013.00~40.00 ±0.30≥40.00 ±0.80%		≤4.00 +0.50 -0.60＞4.00 ±10%	+20.00-0
EN 10217-7	D1±1.50% with±0.75mm(min)D2±1.00% with±0.50mm(min)D3±0.75% with±0.30mm(min)D4±0.5% with±0.10mm(min)		T1±15.00% with±0.60mm(min)T2±12.5% with±0.40mm(min)T3±10.00% with±0.20mm(min)T4±7.50% with±0.15mm(min)T5±5.00% with±0.10mm(min)EN ISO 1127	≤6000 +5.00 -06000~12000 +10.00 -0

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