Straight welded tube

welded steel tube with Straight seam
standard: API Spec 5L
Grade: B, X42-X65
Size:Φ140-Φ406*6-14mmΦ

External diameter	Wall thickness/mm
	Theoretical weight/kg.m-1
/mm	3.5	3.8	4	4.2	4.5	4.8	5	5.4	5.6	6	6.5	7	8
140	11.78	12.76	13.42	14.07	15.04	16	16.65	17.92	18.56	19.83
152	12.82	13.8	14.6	15.31	16.37	17.42	18.13	19.52	20.22	21.6
159			15.3	16	17.1	18.3	19	20.5	21.2	22.6	24.4	26.2
165.1			15.9	16.7	17.8	19	19.7	21.3	22	23.5	25.4	27.3
168.3			16.2	17	18.2	19.4	20.1	21.7	22.5	24	25.9	27.8
177.8			17.1	18	19.2	20.5	21.3	23	23.8	25.4	27.5	29.5	33.5
180			17.4	18.2	19.5	20.7	21.6	23.3	24.1	25.7	27.8	29.9	33.9
193.7			18.7	19.6	21	22.4	23.3	25.1	26	27.8	30	32.2	36.6
203					22	23.5	24.4	26.3	27.3	29.1	32.5	33.8	38.5

/mm	4.5	4.8	5	5.4	5.6	6	6.5	7	8	9	10	11	12	13
219	23.8	25.4	26.4	28.5	29.5	32.5	34.1	36.6	41.6	46.6
244.5	26.6	28.4	29.5	31.8	33	35.3	38.1	41	46.7	52.3
267			32.3	34.8	36.1	38.6	41.8	44.9	51.1	57.3	63.4
273			33	35.6	36.9	39.5	42.7	48.9	52.3	58.6	64.9
298.5					40.4	43.3	46.8	50.3	57.3	64.3	71.1	78
323.9					44	47	50.9	54.7	62.3	69.9	77.4	84.9
325						47.2	51.1	54.9	62.5	70.1	77.7	85.2
351						51	55.2	59.4	67.7	75.9	84.1	92.2
355.6						51.7	56	60.2	68.6	76.9	85.2	93.5	101.7
368						53.6	57.9	62.3	71	79.7	88.3	96.8	105.3
377						54.9	59.4	63.9	72.8	81.7	90.5	99.28	108
402						58.6	63.4	68.2	77.7	87.2	96.7	106.1	115.4
406.4						59.2	64.1	68.9	78.6	88.2	97.8	107.3	116.7	123.3