Hot Expanded ERW Steel Pipe Price Oct 26 - Nov 2, 2017

API 5L GR.B/ASTM A53 GR.B (HOT EXPANDED ERW STEEL PIPE)
Outside Diameter	Wall Thickness	FOB TIANJIN	Outside Diameter	Wall Thickness	FOB TIANJIN
外径 (mm)	壁厚 (mm)	离港价 USD/TON	外径 (mm)	壁厚 (mm)	离港价 USD/TON
245, 273	5.0-9.28	609.00	450, 457, 508, 530	6.5-11.98	629.90
	9.45-9.98	611.63		12.0-14.5	636.34
	10.0-11.78	614.25		15.0-17.8	642.79
299	5.0-9.28	609.00		18.0-20.0	662.11
	9.45-9.98	611.63	560, 610, 630	6.5-11.98	642.79
	10.0-11.78	614.25		12.0-14.5	649.23
325	5.5-9.28	614.25		15.0-17.8	655.67
	9.48-10.48	616.88		18.0-20.0	674.99
	10.58-11.78	619.50	660	7.5-11.98	687.87
351, 355, 377	5.5-11.98	624.76		12.0-14.5	700.76
	12.0-15	631.32		15	713.64
	15.5-16	637.89	720, 820	8.5	700.76
402, 406, 426	5.5-11.98	628.69		12.0-14.5	707.20
	12.0-14.5	635.26		15.0-19.98	713.64
	15.5-16	641.82		18.0-20.0	726.52
Note:
1. The above price is based on BARE pipe, for extra coating, please contact sales@primesteeltube.com;
2. The above price is based on FOB TIANJIN;
3. The above price is NOT including any packing and end processing charge, for detailed quotation;
4. The above price is only valid during Nov 2 - Nov 9;
5. The applicapable MOQ for this price list is over 25 tons;

Seamless Steel Pipe Price Nov 2 - Nov 9, 2017

API 5L/ASTM A106 GR.B, Seamless Carbon Steel Pipe
公称通径 DN	外径OD(mm)	SCH40(6m/5.8m)		SCH40(6m/5.8m)		SCH40(6m/5.8m)
		壁厚WT	FOB	壁厚WT	FOB	壁厚WT	FOB
		(mm)	USD/TON	(mm)	USD/TON	(mm)	USD/TON
1/4''	13.7	2.24	1,076.36	3.02	1,076.36	/
3/8''	17.1	2.31	953.98	3.2	953.98	/
1/2''	21.3	2.77	883.12	3.73	883.12	4.78	902.45
3/4''	26.7	2.87	831.59	3.91	831.59	5.56	850.92
1''	33.4	3.38	747.86	4.55	747.86	6.35	760.74
1-1/4''	42.2	3.56	728.53	4.85	728.53	6.35	728.53
1-1/2''	48.3	3.68	715.65	5.08	715.65	7.14	715.65
2''	60.3	3.91	702.77	5.54	702.77	8.74	702.77
2-1/2''	73	5.16	702.77	7.01	702.77	9.53	702.77
3''	88.9	5.49	696.33	7.62	696.33	11.13	696.33
3-1/2''	101.6	5.74	711.79	8.08	711.79	/
4''	114.3	6.02	698.90	8.56	698.90	13.49	698.90
5''	141.3	6.55	696.33	9.53	696.33	15.88	696.33
6''	168.3	7.11	696.33	10.97	696.33	18.26	696.33
8''	219.1	8.18	683.45	12.7	683.45	23.01	683.45
10''	273	9.27	683.45	15.09	683.45	28.58	683.45
12''	323.8	10.31	683.45	17.48	683.45	33.32	702.77
14''	355.6	9.53	710.50	11.13	710.50	19.05	716.94
16''	406.4	9.53	710.50	12.7	710.50	21.44	710.50
18''	457	9.53	716.94	14.27	716.94	23.83	716.94
20''	508	9.53	736.26	15.09	736.26	26.19	749.15
24''	610	9.53	749.15	17.48	749.15	30.96	800.68
Note:
1. The above price is based on bare pipe, for extra coating;
2. The above price is based on EXW;
3. The above price is not including any packing and end processing charge;
4. The above price is only valide during Nov 2 - Nov 9;
5. The applicapable MOQ for this price list is over 25 tons;

How to Straighten Large Diameter Seamless Steel Pipes

In some high-intensity work environment, large-diameter seamless steel pipe may deform. So how to straighten large diameter seamless steel pipes? The best way is to use steel pipe straightening machine. Steel pipe straightening machine is used for metal profiles, bars, tubes, wire, etc. Here we will introduce operations and attentions of steel pipe straightening machine to correct large diameter seamless steel pipes.

1. Before starting, check the hydraulic oil box, gear box is full or not.

2. Before starting the main motor, adjust the hydraulic system pressure.

3. Lubricate every smooth point and ensure the work of the mechanical transmission is sensitive.

4. After the oil pressure reaches stable. The straightening rollers should be lifted to the initial position.

5. Put the large diameter seamless steel pipe on the third straightening roller.

6. Start the main motor, large diameter seamless steel pipe will rotate with straightening.

7. Stop the motor and pull out the straightening pipe.

8. Straightening steel pipe is returned to the start position and straightening is to be repeated the next program.

9. Shut down the main changer and do not change the program controller.