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Bronze strips

Bronze strips

GOST 1761-2016 Tin-phosphorus bronze and tin-zinc bronze bands and strips. Technical requirements

Description

The strip is manufactured of the following bronze grades:

  • CuSn6 with chemical composition according to GOST 5017
  • CuSn4Zn3 with chemical composition according to GOST 5017

Classification and range

Method of manufacturing:
  • cold-rolled – Д
Section shape:
  • rectangular – ПР
Accuracy of manufacturing:
  • normal in thickness and width – Н
  • greater in thickness and width – П
  • high in thickness – В
State of material:
  • soft – М
  • half-hard – П
  • hard – Т
  • extra-hard – О
Length:
  • specified length – МД (band)
  • off-gage – НД

Technical characteristics

Type

Thickness H, mm

Thickness tolerance, mm

Width B, mm

Width

tolerance, mm

Length, mm

Internal coil diameter 

ØID, mm

Coil weight, kg

Strip

0,10 – 0,80

 from(-0,01) 

to (-0,05)

6 – 60

(-0,3)

off-gage

100 / 200 / 300 / 400

10 – 100

60 – 220 

from (-0,3)

to (-0,6)

50 – 500

0,81 – 1,50

from (-0,05) 

to (-0,07)

20 – 60

(-0,3)

off-gage

300 / 400 / 500

10 – 100

60 – 220 

from (-0,3)

to (-0,6)

50 – 500

Band

0,50 – 3,20

from (-0,04) 

to (-0,14)

50 – 220

from (+1,0)

to (+3,0)

1000 – 2000

Production of other sizes according to the agreed tolerance is possible..

Mechanical properties

Bronze grade

State of material

Thickness, mm

Ultimate tensile strength σB,

MPа

Elongation  δ, %

CuSn6

Soft

under 0,5

≥290

 

0,5 and more

Half-hard

under 0,5

440 ÷ 570

 

0,5 and more

Hard

under 0,5

570 ÷ 740

 

0,5 and more

Extra-hard

under 0,5

≥740

0,5 and more

CuSn4Zn3

Soft

under 0,5

≥290

 

0,5 and more

Half-hard

under 0,5

350 ÷ 540

 

0,5 and more

Half

under 0,5

540 ÷ 690

 

Extra-hard

under 0,5

≥690

0,5 and more

 Application

For manufacturing of resilient members, parts of devices, machines and units.

 

GOST 4748-92 Silicon-manganese bronze bands and strips. Technical requirements

Description

The strip is manufactured of bronze, grade CuSi3Mn1 with chemical composition according to GOST 18175.

Classification and range

Method of manufacturing:
  • cold-rolled – Д
Section shape:
  • rectangular – ПР
Accuracy of manufacturing:
  • normal  – Н
  • greater – П
State of material:
  • soft – М
  • half-hard – П
  • hard – Т
  • extra-hard – О
Length:
  • specified length – МД (band)
  • off-gage – НД

Technical characteristics

Type

Thickness H, mm

Thickness tolerance, mm

Width B, mm

Width

tolerance, mm

Length, mm

Internal coil diameter 

ØID, mm

Coil weight, kg

Strip

0,10 – 0,80

from (-0,01) 

to (-0,05)

6 – 60

(-0,5)

off-gage

100 / 200 / 300 / 400

10 – 100

60 – 220 

from(-0,5)

to (-0,8)

50 – 500

0,81 – 1,50

from (-0,05) 

to (-0,08)

20 – 60

(-0,5)

off-gage

300 / 400 / 500

10 – 100

60 – 220 

from (-0,5)

to (-1,0)

50 – 500

Band

0,50 – 3,20

from(-0,03) 

to (-0,14)

50 – 220

from (-1,0)

to (-2,0)

1000 – 2000

Production of other sizes according to the agreed tolerance is possible.

Mechanical properties

State of material

Thickness H, mm

Ultimate tensile strength σB,

MPа

Elongation δ, %

Soft

from 0,10 to 0,15 incl.

≥350

from 0,15 to 0,45 incl.

≥28

from 0,5 and more

≥35

Half-hard

from 0,10 to 0,15 incl.

470 ÷ 590

from 0,15 to 0,45 incl.

≥5

from 0,5 and more

≥10

Hard

from 0,10 to 0,15 incl.

590 ÷ 760

from 0,15 to 0,45 incl.

≥2

from 0,5 and more

≥5

Extra-hard

from 0,10 to 0,15 incl.

≥760

from 0,15 to 0,45 incl.

from 0,5 and more

Application

For manufacturing of springs and other products.

 

GOST 15885-77 Tin-zinc-lead bronze strips and bands. Technical requirements

Description

The strip is manufactured of bronze, grade CuSn4Zn4Pb2,5 with chemical composition according to GOST 5017.

Classification and range

Method of manufacturing:
  • cold-rolled – Д
Section shape:
  • rectangular – ПР
Accuracy of manufacturing:
  • normal  – Н
  • greater – П
State of material:
  • soft – М
  • half-hard – П
  • hard – Т
  • extra-hard – О
Length:
  • specified length – МД (band)
  • off-gage – НД

Technical characteristics

Type

Thickness H, mm

Thickness tolerance, mm

Width B, mm

Width

tolerance, mm

Length, mm

Internal coil diameter 

ØID, mm

Coil weight, kg

Strip

0,10 – 0,80

from(±0,01) 

to (±0,03)

6 – 60

(-0,5)

off-gage

100 / 200 / 300 / 400

10 – 100

60 – 220 

from(-0,5)

to (-0,8)

50 – 500

0,81 – 1,50

from (±0,03) 

to (±0,035)

20 – 60

(-0,5)

off-gage

300 / 400 / 500

10 – 100

60 – 220 

from (-0,5)

to (-0,8)

50 – 500

Band

0,50 – 3,20

from (±0,03) 

to (±0,05)

50 – 220

from(+1,0)

to (+3,0)

1000 – 2000

Production of other sizes according to the agreed tolerance is possible.

Mechanical properties

State of material

Ultimate tensile strength σB,

MPа

Elongation δ, %

Soft

≥290

≥35,0

Half-hard

390 ÷ 490

≥10,0

Hald

≥540

≥5,0

 Application

For manufacturing of products for automotive and tractor industry.