Kimyoviy talablarA
|
Baho
|
Kompozitsiyasi, maksimal,%, agar boshqacha ko'rsatilmagan bo'lsa
|
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|
Volfram
|
Uglerod
|
Fosfor
|
Oltingugurt
|
Kremniy
|
Molibden
|
Alyuminiy
|
|
| A | 85.0-95.0 | 0.050 | 0.010 | 0.020 | 0.10 | 0.20 | 0.10 |
| B | 75.0-85.0 | 0.10 | 0.020 | 0.020 | 0.50 | 0.35 | 0.10 |
| C | 75.0-85.0 | 0.60 | 0.060 | 0.050 | 1.0 | 1.0 | ... |
| D | 75.0-85.0 | 0.60 | 0.060 | 0.050 | 1.0 | 3.0 | ... |
|
AHar qanday jo'natmaning volfram tarkibini aniqlash maqsadida volfram eng yaqin 0,1% ga xabar qilinadi.
|
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Kimyoviy talablarA
|
Marganets
|
Mis
|
Nikel
|
Arsenik
|
Surma
|
Qalay
|
Bismut
|
Jami: Arsenik,
Surma, qalay
|
Jami: Arsenik
Surma, qalay,
Bismut
|
|
| A | 0.10 | 0.50 | 0.05 | 0.010 | 0.010 | 0.010 | 0.010 | ... | 0.040 |
| B | 0.30 | 0.07 | 0.05 | 0.020 | 0.020 | 0.020 | 0.030 | ... | 0.090 |
| C | 0.75 | 0.10 | ... | 0.10 | 0.080 | 0.10 |
... |
0.20 | ... |
| D | 0.75 | 0.10 | ... | 0.10 | 0.080 | 0.10 | ... | 0.20 | ... |
|
AHar bir lotni tahlil qilish talab qilinmaydi.
|
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Hajmi bardoshlik
|
O'lcham
|
Bag'rikenglik
|
|
1/4 ichida. (6.3 mm) pastga
|
5% Maks 6,3 mm (1/4) eriladi, 20%
70 Teshgacha bo'lgan max
|
|
3/8 ichkarida (9,5 mm) pastga
|
5% maksimal 9,5 mm (3/8) eshigi, 20% maksimal
70 tagacha
|
