Standard steels

Standard steels

Ascometal® also offers the usual product range complying with the relevant standards of the Oil & Gas sector :

AISI 4130/4130 mod

  • Mechanical characteristics conforming to API 6A in a large dimensional range
  • H2S variant hardness < 22 HRC
  • Good weldability
  • Good micro-cleanliness

AISI 4140

  • Mechanical characteristics conforming to API 7.1 in a large dimensional range
  • H2S variant hardness < 22 HRC
  • Good micro-cleanliness

AISI 4145H mod

  • Godd micro cleanliness conforming to AMS 2301
  • Good machineability, particularly for drilling

AISI 4340

  • A good compromise between strength and toughness
  • Excellent macro-inclusional cleanliness conforming to AMS 2301 (AMS 2304 on request)

AISI 4330V mod

  • Very good strength and toughness
  • Excellent macro-inclusional cleanliness conforming to AMS 2304

EN30B

  • Good toughness at low temperatures
  • Excellent macro-inclusional cleanliness conforming to AMS 2304

AISI 410/420

  • H2S/CO2 corrosion resistance
  • Excellent macro inclusion cleanliness conforming to AMS 2301
  • Mastered δ ferrite content

petro / ac standards

Grades for the OIl & Gas market (as per API 7.1)

AISIW.-NR.EURONORMUNITED KINGDOMSPAINSWEDENJAPAN
41371.722034CrMo4708A30
4137Hmod
41401.722540CrMo4708M40F12522244SCM440H
4140H1.722540CrMo4708M40F12522244SCM440H
4140mod
4140Hmod
41451.722540CrMo4708M40F12522244SCM440H
4145H
4145Hmod
4330
4330Vmod30NiCrMoV10
43401.656540NiCrMo7817M40
4340mod
9313
1.674730NiCrMo16-6EN30B
835M30

Grades for the Oil and Gas market (as per API 6A and NACE MR0175 / ISO 15156 if required)

AISIW.-NR.EURONORMUNITED KINGDOMSPAINSWEDENJAPAN
AISI 41301.721825CrMo4708A252225SCM420
SCM430
AISI 4130mod
AISI 86301.654530NiCrMo2
AISI 8630mod1.0432
A182 F221.738010CrMo9-10622Gr312218SCMV4
A350 LF21.048118Mn4224Gr460
244Gr490
A47RCI2102
2103
SPV315
SPV32

Nuances haut chrome pour le forage et l’exploitation pétrolière (selon API7.1 ou API6A et NACE MR0175 / ISO15156 si exigé)

USAW.-NR.EURONORMUNITED KINGDOMSPAINSWEDENJAPAN
A182F911.4903X10CrMoVNb9-19Cr1Mo
A182F921.4901X10CrWMoVNb9-2
AISI 4101.4006X10Cr13410S212302
AISI 4201.4021X20Cr13420S292303SUS420J1
AISI 420mod

Case-hardening grades for drill bits

AISIW.-NR.EURONORMUNITED KINGDOMSPAINSWEDENJAPAN
4815
9310
93151.575215NiCr13655M13
4715
86201.652320NiCrMo2-2805A20SNCM200H

Steels grades for miscellanous uses

USAW.-NR.EURONORMUNITED KINGDOMSPAINSWEDENJAPAN
A350LF21.048118Mn4224Gr460
224Gr490
A47RCI2102
2103
SPV315
SPV32
A105
AISI 4330V30NiCrMoV10

remonter'