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HQ NQ BQ Heavy Weight Coupling Water Well Drill Pipe Range 3 Length OD 5-420mm

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HQ NQ BQ Heavy Weight Coupling Water Well Drill Pipe Range 3 Length OD 5-420mm

Name: HQ NQ BQ Heavy Weight Coupling Water Well Drill Pipe Range 3 Length OD 5420mm
Brand: TORICH
Price: 1500 USD

Buy cheap HQ NQ BQ Heavy Weight Coupling Water Well Drill Pipe Range 3 Length OD 5-420mm product

Brand Name : TORICH

Model Number : GB/T 9808

Certification : ISO 9001 ISO 14001 TS 16949

Place of Origin : Zhejiang,China

MOQ : 3 TONS

Price : 1500-1800 USD PER TON

Payment Terms : T/T, L/C, D/A, D/P, Western Union, MoneyGram

Supply Ability : 5000 TONS PER MONTH

Delivery Time : 20-45 days

Packaging Details : Dill Steel Pipe HQ NQ BQ Heavy Weight Thread Types Coupling Manufacturers Range 3 Length Water Well,packing in standard marine package.

Product name : Drill Steel Pipe HQ NQ BQ Dill Heavy Weight Thread Types Coupling Manufacturers Range 3 Length Water Well

Keyword : Drill Steel Pipe

Application : For geological drill&mining tubing

Material : ZT380,ZT490,ZT540,ZT590,ZT640,ZT740,ZT850

Shape : Round

Type : cold drawn

Surface : Customized

OD : 5-420mm

WT : 0.5-50mm

Length : Max12000mm

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Dill Steel Pipe HQ NQ BQ Heavy Weight Thread Types Coupling Manufacturers Range 3 Length Water Well

Steel Grade/Steel Material/Steel Number:

STM-C-540 STM-C-640 STM-R-590 STM-R-690 STM-R-780 STM-R-830

Size Range:

OD: 5-420mm

WT: 0.5-50mm

MECHANICAL PROPERTIES min
Steel grade	Tensile strength Mpa	Yeild point or proof stress Mpa	Elongation %
STM-C-540	540	-	18
STM-C-640	640	-	16
STM-R-590	590	375	18
STM-R-690	690	440	16
STM-R-780	780	520	15
STM-R-830	830	590	10

Outside Diameter,wall Thickness and Mass (for casing Tube)
Nominal diameter	Outside diameter mm	Inside diameter	Wall thickness mm	Unit mass kg/m
43	43	37	3	2.96
53	53	47	3	3.7
63	63	57	3	4.44
73	73	67	3	5.18
83	83	77	3	5.92
97	97	90	3.5	8.07
112	112	105	3.5	9.36
127	127	118	4.5	13.6
142	142	133	4.5	15.3
Outside Diameter,wall Thickness and Mass (for Core tube)
Nominal diameter	Outside diameter mm	Inside diameter	Wall thickness mm	Unit mass kg/m
34	34	26.5	3.75	2.8
44	44	34.5	4.75	4.6
54	54	44.5	4.75	5.77
64	64	54.5	4.75	6.94
74	74	64.5	4.75	8.11
84	84	74.5	4.75	9.28
99	99	88.5	5.25	12.1
114	114	103.5	5.25	14.1
129	129	118.5	5.25	16
144	144	133.5	5.25	18
180	180	168	6	25.7
Outside Diameter,wall Thickness and Mass (for Drill Rod)
Nominal diameter	Outside diameter mm	Inside diameter	Wall thickness mm	Unit mass kg/m
33.5	33.5	23	5.25	3.66
40.5	40.5	31	4.75	4.19
42	42	32	5	4.56
50	40	37	6.5	6.97

Characteristic:

Good Surface Quality

Good OD and ID tolerance controlled to Technical Standard

Stable quality

100% Eddy Current Test

TORICH QUALITY ASSURANCE

Production Processs:

Raw Material → Incoming Inspection → Storage → Cutting → Hammering → Pickling Lubrication → Cleaning→ Phosphorization → Clean → Lubrication → Cold Drawing/Cold Rolling → Middle Check → Heat Treatment → Straightening → Ends Cutting → Final Inspection → Bundling → Storage

Raw Material Tube:

Seamless Hollow Sections, produced by hot piercing or hot rolled.

Product Tags:

oil drill pipe

cold drawn steel pipe

HQ NQ BQ Heavy Weight Coupling Water Well Drill Pipe Range 3 Length OD 5-420mm Images

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