heavy weight drill pipe
"
45 - asta di perforazione d'acciaio di 114.3mm OD, asta di perforazione pesante 30Crmo/42CrMo
ASTM A519 4130 1541 4140 Seamless drill pipe , seamless drill tubes for wire-line drill rods 1. Product Name: Seamless Steel Tubing wire-line drill rods 2. Size Range: OD: 45-114.3m, WT: 2-15mm, Length:3m,3.06m 5.8m/6m, maximal 11.8m 3. Stable Quality with Comeptitive Price 4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale 5. Good Extending and Bending Ability, Longer Work Life Product Name Seamless Steel Tubing wire-line drill rods
Asta di perforazione senza cuciture XJY650/XJY750 per il trapano Rod Black Phosphated Surface
Wire-line Drill Pipes XJY650 XJY750 XJY850 Seamless Cold Drawn Pipes for Drill Rod 1. Product Name: XJY850 Seamless Steel Tubing wire-line drill rods 2. Size Range: OD: 45-114.3m, WT: 2-15mm, Length:3m,3.06m 5.8m/6m, maximal 11.8m 3. Stable Quality with Comeptitive Price 4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale 5. Good Extending and Bending Ability, Longer Work Life Product Name Seamless Steel Tubing wire-line drill rods
Materiale senza cuciture massimo SAE4130/AISI4130 dell'asta di perforazione 80Mpa una granulometria di 9 gradi
ASTM A519 SAE4130 AISI4130 seamless drill pipe for wire-line drill rods COLD DRAWN SEAMLESS ALLOY STEEL TUBES STEEL GRADE: SAE/AISI4130 SPECIFICATIONS: ASTM A519 WITH FOLLOWING REQUIREMENTS. MECHANICAL PROPERTIES Tensile Min 725MPa Yield Min 620MPa Elongation (50.8mmG.L) Min 15% Hardness 230-280 HB Condition Stress relieved. Straightness better than: 1 in 2000 MAX (1MM DEVIATION IN 2000MM) Eccentricity (Max) 5% Grain size ≥ 9 according to ASTM E112 Residual Hoop stress
Metropolitana d'acciaio di precisione trafilata a freddo, materiale d'acciaio circolare geologico della metropolitana XJY850
Wire-line Drill Pipes Seamless Cold Drawn Geological Pipes XJY650 XJY750 XJY850 1. Product Name: XJY850 Seamless Steel Tubing wire-line drill rods 2. Size Range: OD: 45-114.3m, WT: 2-15mm, Length:3m,3.06m 5.8m/6m, maximal 11.8m 3. Stable Quality with Comeptitive Price 4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale 5. Good Extending and Bending Ability, Longer Work Life Product Name Seamless Steel Tubing wire-line drill rods Material
Stringhe di trivellazione senza cuciture a filo spento Lunghezza da 3 m a 12 m
Product Description: Seamless Drill Pipe is a kind of special inner tube and outer tube used for drilling and oil exploration, which is composed of inner tube and outer tube. The inner tube is mainly made of 30CrMnSiA drill tubes, while the outer tube is made of heavy wall drill pipe. It comes in sizes from 1/2” To 24”, and the thread type includes BQ NQ HQ PQ. All components meet the standards of ASTM A519. For optimal performance, each part is subjected to a series of heat
